388590980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{844763}}^1$

素因数の和:844795

約数の個数: 24

約数和(自身を含む): 851522112

約数和(自身を除く): 462931132

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 844763, 1689526, 3379052, 4223815, 8447630, 16895260, 19429549, 38859098, 77718196, 97147745, 194295490, 388590980]

約数ペア:

[(1, 388590980), (2, 194295490), (4, 97147745), (5, 77718196), (10, 38859098), (20, 19429549), (23, 16895260), (46, 8447630), (92, 4223815), (115, 3379052), (230, 1689526), (460, 844763)]