20249360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6841}}^1$

素因数の和:6891

約数の個数: 40

約数和(自身を含む): 48359256

約数和(自身を除く): 28109896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6841, 13682, 27364, 34205, 54728, 68410, 109456, 136820, 253117, 273640, 506234, 547280, 1012468, 1265585, 2024936, 2531170, 4049872, 5062340, 10124680, 20249360]

約数ペア:

[(1, 20249360), (2, 10124680), (4, 5062340), (5, 4049872), (8, 2531170), (10, 2024936), (16, 1265585), (20, 1012468), (37, 547280), (40, 506234), (74, 273640), (80, 253117), (148, 136820), (185, 109456), (296, 68410), (370, 54728), (592, 34205), (740, 27364), (1480, 13682), (2960, 6841)]