88403980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631457}}^1$

素因数の和:631473

約数の個数: 24

約数和(自身を含む): 212169888

約数和(自身を除く): 123765908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631457, 1262914, 2525828, 3157285, 4420199, 6314570, 8840398, 12629140, 17680796, 22100995, 44201990, 88403980]

約数ペア:

[(1, 88403980), (2, 44201990), (4, 22100995), (5, 17680796), (7, 12629140), (10, 8840398), (14, 6314570), (20, 4420199), (28, 3157285), (35, 2525828), (70, 1262914), (140, 631457)]