12757580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 29562624

約数和(自身を除く): 16805044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 563, 1030, 1126, 1133, 2060, 2252, 2266, 2815, 4532, 5630, 5665, 6193, 11260, 11330, 12386, 22660, 24772, 30965, 57989, 61930, 115978, 123860, 231956, 289945, 579890, 637879, 1159780, 1275758, 2551516, 3189395, 6378790, 12757580]

約数ペア:

[(1, 12757580), (2, 6378790), (4, 3189395), (5, 2551516), (10, 1275758), (11, 1159780), (20, 637879), (22, 579890), (44, 289945), (55, 231956), (103, 123860), (110, 115978), (206, 61930), (220, 57989), (412, 30965), (515, 24772), (563, 22660), (1030, 12386), (1126, 11330), (1133, 11260), (2060, 6193), (2252, 5665), (2266, 5630), (2815, 4532)]