20334240

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{523}}^1$

素因数の和:553

約数の個数: 144

約数和(自身を含む): 72098208

約数和(自身を除く): 51763968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 523, 540, 648, 720, 810, 864, 972, 1046, 1080, 1215, 1296, 1440, 1569, 1620, 1944, 2092, 2160, 2430, 2592, 2615, 3138, 3240, 3888, 4184, 4320, 4707, 4860, 5230, 6276, 6480, 7776, 7845, 8368, 9414, 9720, 10460, 12552, 12960, 14121, 15690, 16736, 18828, 19440, 20920, 23535, 25104, 28242, 31380, 37656, 38880, 41840, 42363, 47070, 50208, 56484, 62760, 70605, 75312, 83680, 84726, 94140, 112968, 125520, 127089, 141210, 150624, 169452, 188280, 211815, 225936, 251040, 254178, 282420, 338904, 376560, 423630, 451872, 508356, 564840, 635445, 677808, 753120, 847260, 1016712, 1129680, 1270890, 1355616, 1694520, 2033424, 2259360, 2541780, 3389040, 4066848, 5083560, 6778080, 10167120, 20334240]

約数ペア:

[(1, 20334240), (2, 10167120), (3, 6778080), (4, 5083560), (5, 4066848), (6, 3389040), (8, 2541780), (9, 2259360), (10, 2033424), (12, 1694520), (15, 1355616), (16, 1270890), (18, 1129680), (20, 1016712), (24, 847260), (27, 753120), (30, 677808), (32, 635445), (36, 564840), (40, 508356), (45, 451872), (48, 423630), (54, 376560), (60, 338904), (72, 282420), (80, 254178), (81, 251040), (90, 225936), (96, 211815), (108, 188280), (120, 169452), (135, 150624), (144, 141210), (160, 127089), (162, 125520), (180, 112968), (216, 94140), (240, 84726), (243, 83680), (270, 75312), (288, 70605), (324, 62760), (360, 56484), (405, 50208), (432, 47070), (480, 42363), (486, 41840), (523, 38880), (540, 37656), (648, 31380), (720, 28242), (810, 25104), (864, 23535), (972, 20920), (1046, 19440), (1080, 18828), (1215, 16736), (1296, 15690), (1440, 14121), (1569, 12960), (1620, 12552), (1944, 10460), (2092, 9720), (2160, 9414), (2430, 8368), (2592, 7845), (2615, 7776), (3138, 6480), (3240, 6276), (3888, 5230), (4184, 4860), (4320, 4707)]