12891080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11113}}^1$

素因数の和:11153

約数の個数: 32

約数和(自身を含む): 30007800

約数和(自身を除く): 17116720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 11113, 22226, 44452, 55565, 88904, 111130, 222260, 322277, 444520, 644554, 1289108, 1611385, 2578216, 3222770, 6445540, 12891080]

約数ペア:

[(1, 12891080), (2, 6445540), (4, 3222770), (5, 2578216), (8, 1611385), (10, 1289108), (20, 644554), (29, 444520), (40, 322277), (58, 222260), (116, 111130), (145, 88904), (232, 55565), (290, 44452), (580, 22226), (1160, 11113)]