2009309440

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 5070231936

約数和(自身を除く): 3060922496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 131, 160, 184, 230, 256, 262, 320, 368, 460, 521, 524, 640, 655, 736, 920, 1042, 1048, 1280, 1310, 1472, 1840, 2084, 2096, 2605, 2620, 2944, 3013, 3680, 4168, 4192, 5210, 5240, 5888, 6026, 7360, 8336, 8384, 10420, 10480, 11983, 12052, 14720, 15065, 16672, 16768, 20840, 20960, 23966, 24104, 29440, 30130, 33344, 33536, 41680, 41920, 47932, 48208, 59915, 60260, 66688, 68251, 83360, 83840, 95864, 96416, 119830, 120520, 133376, 136502, 166720, 167680, 191728, 192832, 239660, 241040, 273004, 333440, 341255, 383456, 385664, 479320, 482080, 546008, 666880, 682510, 766912, 771328, 958640, 964160, 1092016, 1365020, 1533824, 1569773, 1917280, 1928320, 2184032, 2730040, 3067648, 3139546, 3834560, 3856640, 4368064, 5460080, 6279092, 7669120, 7848865, 8736128, 10920160, 12558184, 15338240, 15697730, 17472256, 21840320, 25116368, 31395460, 43680640, 50232736, 62790920, 87361280, 100465472, 125581840, 200930944, 251163680, 401861888, 502327360, 1004654720, 2009309440]

約数ペア:

[(1, 2009309440), (2, 1004654720), (4, 502327360), (5, 401861888), (8, 251163680), (10, 200930944), (16, 125581840), (20, 100465472), (23, 87361280), (32, 62790920), (40, 50232736), (46, 43680640), (64, 31395460), (80, 25116368), (92, 21840320), (115, 17472256), (128, 15697730), (131, 15338240), (160, 12558184), (184, 10920160), (230, 8736128), (256, 7848865), (262, 7669120), (320, 6279092), (368, 5460080), (460, 4368064), (521, 3856640), (524, 3834560), (640, 3139546), (655, 3067648), (736, 2730040), (920, 2184032), (1042, 1928320), (1048, 1917280), (1280, 1569773), (1310, 1533824), (1472, 1365020), (1840, 1092016), (2084, 964160), (2096, 958640), (2605, 771328), (2620, 766912), (2944, 682510), (3013, 666880), (3680, 546008), (4168, 482080), (4192, 479320), (5210, 385664), (5240, 383456), (5888, 341255), (6026, 333440), (7360, 273004), (8336, 241040), (8384, 239660), (10420, 192832), (10480, 191728), (11983, 167680), (12052, 166720), (14720, 136502), (15065, 133376), (16672, 120520), (16768, 119830), (20840, 96416), (20960, 95864), (23966, 83840), (24104, 83360), (29440, 68251), (30130, 66688), (33344, 60260), (33536, 59915), (41680, 48208), (41920, 47932)]