127796440

素因数分解:

$2^3\times 5^1\times {\mathrm{877}}^1\times {\mathrm{3643}}^1$

素因数の和:4531

約数の個数: 32

約数和(自身を含む): 287948880

約数和(自身を除く): 160152440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 877, 1754, 3508, 3643, 4385, 7016, 7286, 8770, 14572, 17540, 18215, 29144, 35080, 36430, 72860, 145720, 3194911, 6389822, 12779644, 15974555, 25559288, 31949110, 63898220, 127796440]

約数ペア:

[(1, 127796440), (2, 63898220), (4, 31949110), (5, 25559288), (8, 15974555), (10, 12779644), (20, 6389822), (40, 3194911), (877, 145720), (1754, 72860), (3508, 36430), (3643, 35080), (4385, 29144), (7016, 18215), (7286, 17540), (8770, 14572)]