208335440

素因数分解:

$2^4\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{2521}}^1$

素因数の和:3567

約数の個数: 40

約数和(自身を含む): 485041128

約数和(自身を除く): 276705688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1033, 2066, 2521, 4132, 5042, 5165, 8264, 10084, 10330, 12605, 16528, 20168, 20660, 25210, 40336, 41320, 50420, 82640, 100840, 201680, 2604193, 5208386, 10416772, 13020965, 20833544, 26041930, 41667088, 52083860, 104167720, 208335440]

約数ペア:

[(1, 208335440), (2, 104167720), (4, 52083860), (5, 41667088), (8, 26041930), (10, 20833544), (16, 13020965), (20, 10416772), (40, 5208386), (80, 2604193), (1033, 201680), (2066, 100840), (2521, 82640), (4132, 50420), (5042, 41320), (5165, 40336), (8264, 25210), (10084, 20660), (10330, 20168), (12605, 16528)]