15708042920

素因数分解:

$2^3\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{231409}}^1$

素因数の和:233117

約数の個数: 32

約数和(自身を含む): 35364076200

約数和(自身を除く): 19656033280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1697, 3394, 6788, 8485, 13576, 16970, 33940, 67880, 231409, 462818, 925636, 1157045, 1851272, 2314090, 4628180, 9256360, 392701073, 785402146, 1570804292, 1963505365, 3141608584, 3927010730, 7854021460, 15708042920]

約数ペア:

[(1, 15708042920), (2, 7854021460), (4, 3927010730), (5, 3141608584), (8, 1963505365), (10, 1570804292), (20, 785402146), (40, 392701073), (1697, 9256360), (3394, 4628180), (6788, 2314090), (8485, 1851272), (13576, 1157045), (16970, 925636), (33940, 462818), (67880, 231409)]