101388580

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{21211}}^1$

素因数の和:21459

約数の個数: 24

約数和(自身を含む): 213816960

約数和(自身を除く): 112428380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 21211, 42422, 84844, 106055, 212110, 424220, 5069429, 10138858, 20277716, 25347145, 50694290, 101388580]

約数ペア:

[(1, 101388580), (2, 50694290), (4, 25347145), (5, 20277716), (10, 10138858), (20, 5069429), (239, 424220), (478, 212110), (956, 106055), (1195, 84844), (2390, 42422), (4780, 21211)]