127936360

素因数分解:

$2^3\times 5^1\times {\mathrm{3198409}}^1$

素因数の和:3198420

約数の個数: 16

約数和(自身を含む): 287856900

約数和(自身を除く): 159920540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3198409, 6396818, 12793636, 15992045, 25587272, 31984090, 63968180, 127936360]

約数ペア:

[(1, 127936360), (2, 63968180), (4, 31984090), (5, 25587272), (8, 15992045), (10, 12793636), (20, 6396818), (40, 3198409)]