31242460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82217}}^1$

素因数の和:82245

約数の個数: 24

約数和(自身を含む): 69063120

約数和(自身を除く): 37820660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 82217, 164434, 328868, 411085, 822170, 1562123, 1644340, 3124246, 6248492, 7810615, 15621230, 31242460]

約数ペア:

[(1, 31242460), (2, 15621230), (4, 7810615), (5, 6248492), (10, 3124246), (19, 1644340), (20, 1562123), (38, 822170), (76, 411085), (95, 328868), (190, 164434), (380, 82217)]