315065980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829121}}^1$

素因数の和:829149

約数の個数: 24

約数和(自身を含む): 696462480

約数和(自身を除く): 381396500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 829121, 1658242, 3316484, 4145605, 8291210, 15753299, 16582420, 31506598, 63013196, 78766495, 157532990, 315065980]

約数ペア:

[(1, 315065980), (2, 157532990), (4, 78766495), (5, 63013196), (10, 31506598), (19, 16582420), (20, 15753299), (38, 8291210), (76, 4145605), (95, 3316484), (190, 1658242), (380, 829121)]