28535920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50957}}^1$

素因数の和:50977

約数の個数: 40

約数和(自身を含む): 75825504

約数和(自身を除く): 47289584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50957, 101914, 203828, 254785, 356699, 407656, 509570, 713398, 815312, 1019140, 1426796, 1783495, 2038280, 2853592, 3566990, 4076560, 5707184, 7133980, 14267960, 28535920]

約数ペア:

[(1, 28535920), (2, 14267960), (4, 7133980), (5, 5707184), (7, 4076560), (8, 3566990), (10, 2853592), (14, 2038280), (16, 1783495), (20, 1426796), (28, 1019140), (35, 815312), (40, 713398), (56, 509570), (70, 407656), (80, 356699), (112, 254785), (140, 203828), (280, 101914), (560, 50957)]