15404870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 30300480

約数和(自身を除く): 14895610

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1669, 1846, 3338, 4615, 8345, 9230, 16690, 21697, 43394, 108485, 118499, 216970, 236998, 592495, 1184990, 1540487, 3080974, 7702435, 15404870]

約数ペア:

[(1, 15404870), (2, 7702435), (5, 3080974), (10, 1540487), (13, 1184990), (26, 592495), (65, 236998), (71, 216970), (130, 118499), (142, 108485), (355, 43394), (710, 21697), (923, 16690), (1669, 9230), (1846, 8345), (3338, 4615)]