15266420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 35054208

約数和(自身を除く): 19787788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 827, 923, 1420, 1654, 1846, 3308, 3692, 4135, 4615, 8270, 9230, 10751, 16540, 18460, 21502, 43004, 53755, 58717, 107510, 117434, 215020, 234868, 293585, 587170, 763321, 1174340, 1526642, 3053284, 3816605, 7633210, 15266420]

約数ペア:

[(1, 15266420), (2, 7633210), (4, 3816605), (5, 3053284), (10, 1526642), (13, 1174340), (20, 763321), (26, 587170), (52, 293585), (65, 234868), (71, 215020), (130, 117434), (142, 107510), (260, 58717), (284, 53755), (355, 43004), (710, 21502), (827, 18460), (923, 16540), (1420, 10751), (1654, 9230), (1846, 8270), (3308, 4615), (3692, 4135)]