12009920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2887}}^1$

素因数の和:2917

約数の個数: 56

約数和(自身を含む): 30809184

約数和(自身を除く): 18799264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 2887, 4160, 5774, 11548, 14435, 23096, 28870, 37531, 46192, 57740, 75062, 92384, 115480, 150124, 184768, 187655, 230960, 300248, 375310, 461920, 600496, 750620, 923840, 1200992, 1501240, 2401984, 3002480, 6004960, 12009920]

約数ペア:

[(1, 12009920), (2, 6004960), (4, 3002480), (5, 2401984), (8, 1501240), (10, 1200992), (13, 923840), (16, 750620), (20, 600496), (26, 461920), (32, 375310), (40, 300248), (52, 230960), (64, 187655), (65, 184768), (80, 150124), (104, 115480), (130, 92384), (160, 75062), (208, 57740), (260, 46192), (320, 37531), (416, 28870), (520, 23096), (832, 14435), (1040, 11548), (2080, 5774), (2887, 4160)]