31890680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{13513}}^1$

素因数の和:13583

約数の個数: 32

約数和(自身を含む): 72975600

約数和(自身を除く): 41084920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 13513, 27026, 54052, 67565, 108104, 135130, 270260, 540520, 797267, 1594534, 3189068, 3986335, 6378136, 7972670, 15945340, 31890680]

約数ペア:

[(1, 31890680), (2, 15945340), (4, 7972670), (5, 6378136), (8, 3986335), (10, 3189068), (20, 1594534), (40, 797267), (59, 540520), (118, 270260), (236, 135130), (295, 108104), (472, 67565), (590, 54052), (1180, 27026), (2360, 13513)]