16756240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4871}}^1$

素因数の和:4927

約数の個数: 40

約数和(自身を含む): 39872448

約数和(自身を除く): 23116208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4871, 9742, 19484, 24355, 38968, 48710, 77936, 97420, 194840, 209453, 389680, 418906, 837812, 1047265, 1675624, 2094530, 3351248, 4189060, 8378120, 16756240]

約数ペア:

[(1, 16756240), (2, 8378120), (4, 4189060), (5, 3351248), (8, 2094530), (10, 1675624), (16, 1047265), (20, 837812), (40, 418906), (43, 389680), (80, 209453), (86, 194840), (172, 97420), (215, 77936), (344, 48710), (430, 38968), (688, 24355), (860, 19484), (1720, 9742), (3440, 4871)]