2527996840

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{799999}}^1$

素因数の和:800089

約数の個数: 32

約数和(自身を含む): 5760000000

約数和(自身を除く): 3232003160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 799999, 1599998, 3199996, 3999995, 6399992, 7999990, 15999980, 31999960, 63199921, 126399842, 252799684, 315999605, 505599368, 631999210, 1263998420, 2527996840]

約数ペア:

[(1, 2527996840), (2, 1263998420), (4, 631999210), (5, 505599368), (8, 315999605), (10, 252799684), (20, 126399842), (40, 63199921), (79, 31999960), (158, 15999980), (316, 7999990), (395, 6399992), (632, 3999995), (790, 3199996), (1580, 1599998), (3160, 799999)]