2013905920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:500

約数の個数: 176

約数和(自身を含む): 5282242560

約数和(自身を除く): 3268336640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 256, 260, 316, 320, 383, 395, 416, 512, 520, 632, 640, 766, 790, 832, 1024, 1027, 1040, 1264, 1280, 1532, 1580, 1664, 1915, 2054, 2080, 2528, 2560, 3064, 3160, 3328, 3830, 4108, 4160, 4979, 5056, 5120, 5135, 6128, 6320, 6656, 7660, 8216, 8320, 9958, 10112, 10270, 12256, 12640, 13312, 15320, 16432, 16640, 19916, 20224, 20540, 24512, 24895, 25280, 30257, 30640, 32864, 33280, 39832, 40448, 41080, 49024, 49790, 50560, 60514, 61280, 65728, 66560, 79664, 80896, 82160, 98048, 99580, 101120, 121028, 122560, 131456, 151285, 159328, 164320, 196096, 199160, 202240, 242056, 245120, 262912, 302570, 318656, 328640, 392192, 393341, 398320, 404480, 484112, 490240, 525824, 605140, 637312, 657280, 786682, 796640, 968224, 980480, 1051648, 1210280, 1274624, 1314560, 1573364, 1593280, 1936448, 1960960, 1966705, 2420560, 2549248, 2629120, 3146728, 3186560, 3872896, 3933410, 4841120, 5098496, 5258240, 6293456, 6373120, 7745792, 7866820, 9682240, 12586912, 12746240, 15491584, 15733640, 19364480, 25173824, 25492480, 30983168, 31467280, 38728960, 50347648, 62934560, 77457920, 100695296, 125869120, 154915840, 201390592, 251738240, 402781184, 503476480, 1006952960, 2013905920]

約数ペア:

[(1, 2013905920), (2, 1006952960), (4, 503476480), (5, 402781184), (8, 251738240), (10, 201390592), (13, 154915840), (16, 125869120), (20, 100695296), (26, 77457920), (32, 62934560), (40, 50347648), (52, 38728960), (64, 31467280), (65, 30983168), (79, 25492480), (80, 25173824), (104, 19364480), (128, 15733640), (130, 15491584), (158, 12746240), (160, 12586912), (208, 9682240), (256, 7866820), (260, 7745792), (316, 6373120), (320, 6293456), (383, 5258240), (395, 5098496), (416, 4841120), (512, 3933410), (520, 3872896), (632, 3186560), (640, 3146728), (766, 2629120), (790, 2549248), (832, 2420560), (1024, 1966705), (1027, 1960960), (1040, 1936448), (1264, 1593280), (1280, 1573364), (1532, 1314560), (1580, 1274624), (1664, 1210280), (1915, 1051648), (2054, 980480), (2080, 968224), (2528, 796640), (2560, 786682), (3064, 657280), (3160, 637312), (3328, 605140), (3830, 525824), (4108, 490240), (4160, 484112), (4979, 404480), (5056, 398320), (5120, 393341), (5135, 392192), (6128, 328640), (6320, 318656), (6656, 302570), (7660, 262912), (8216, 245120), (8320, 242056), (9958, 202240), (10112, 199160), (10270, 196096), (12256, 164320), (12640, 159328), (13312, 151285), (15320, 131456), (16432, 122560), (16640, 121028), (19916, 101120), (20224, 99580), (20540, 98048), (24512, 82160), (24895, 80896), (25280, 79664), (30257, 66560), (30640, 65728), (32864, 61280), (33280, 60514), (39832, 50560), (40448, 49790), (41080, 49024)]