18681280

素因数分解:

$2^6\times 5^1\times {\mathrm{58379}}^1$

素因数の和:58396

約数の個数: 28

約数和(自身を含む): 44485560

約数和(自身を除く): 25804280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 58379, 116758, 233516, 291895, 467032, 583790, 934064, 1167580, 1868128, 2335160, 3736256, 4670320, 9340640, 18681280]

約数ペア:

[(1, 18681280), (2, 9340640), (4, 4670320), (5, 3736256), (8, 2335160), (10, 1868128), (16, 1167580), (20, 934064), (32, 583790), (40, 467032), (64, 291895), (80, 233516), (160, 116758), (320, 58379)]