2865680

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:443

約数の個数: 40

約数和(自身を含む): 6742872

約数和(自身を除く): 3877192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 317, 452, 565, 634, 904, 1130, 1268, 1585, 1808, 2260, 2536, 3170, 4520, 5072, 6340, 9040, 12680, 25360, 35821, 71642, 143284, 179105, 286568, 358210, 573136, 716420, 1432840, 2865680]

約数ペア:

[(1, 2865680), (2, 1432840), (4, 716420), (5, 573136), (8, 358210), (10, 286568), (16, 179105), (20, 143284), (40, 71642), (80, 35821), (113, 25360), (226, 12680), (317, 9040), (452, 6340), (565, 5072), (634, 4520), (904, 3170), (1130, 2536), (1268, 2260), (1585, 1808)]