2558320

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 6021936

約数和(自身を除く): 3463616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 283, 452, 565, 566, 904, 1130, 1132, 1415, 1808, 2260, 2264, 2830, 4520, 4528, 5660, 9040, 11320, 22640, 31979, 63958, 127916, 159895, 255832, 319790, 511664, 639580, 1279160, 2558320]

約数ペア:

[(1, 2558320), (2, 1279160), (4, 639580), (5, 511664), (8, 319790), (10, 255832), (16, 159895), (20, 127916), (40, 63958), (80, 31979), (113, 22640), (226, 11320), (283, 9040), (452, 5660), (565, 4528), (566, 4520), (904, 2830), (1130, 2264), (1132, 2260), (1415, 1808)]