7159120

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 16818120

約数和(自身を除く): 9659000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 821, 872, 1090, 1642, 1744, 2180, 3284, 4105, 4360, 6568, 8210, 8720, 13136, 16420, 32840, 65680, 89489, 178978, 357956, 447445, 715912, 894890, 1431824, 1789780, 3579560, 7159120]

約数ペア:

[(1, 7159120), (2, 3579560), (4, 1789780), (5, 1431824), (8, 894890), (10, 715912), (16, 447445), (20, 357956), (40, 178978), (80, 89489), (109, 65680), (218, 32840), (436, 16420), (545, 13136), (821, 8720), (872, 8210), (1090, 6568), (1642, 4360), (1744, 4105), (2180, 3284)]