57638420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{411703}}^1$

素因数の和:411719

約数の個数: 24

約数和(自身を含む): 138332544

約数和(自身を除く): 80694124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 411703, 823406, 1646812, 2058515, 2881921, 4117030, 5763842, 8234060, 11527684, 14409605, 28819210, 57638420]

約数ペア:

[(1, 57638420), (2, 28819210), (4, 14409605), (5, 11527684), (7, 8234060), (10, 5763842), (14, 4117030), (20, 2881921), (28, 2058515), (35, 1646812), (70, 823406), (140, 411703)]