90187340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104869}}^1$

素因数の和:104921

約数の個数: 24

約数和(自身を含む): 193799760

約数和(自身を除く): 103612420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 104869, 209738, 419476, 524345, 1048690, 2097380, 4509367, 9018734, 18037468, 22546835, 45093670, 90187340]

約数ペア:

[(1, 90187340), (2, 45093670), (4, 22546835), (5, 18037468), (10, 9018734), (20, 4509367), (43, 2097380), (86, 1048690), (172, 524345), (215, 419476), (430, 209738), (860, 104869)]