187731220

素因数分解:

$2^2\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{6131}}^1$

素因数の和:7671

約数の個数: 24

約数和(自身を含む): 394557408

約数和(自身を除く): 206826188

約数列:

[1, 2, 4, 5, 10, 20, 1531, 3062, 6124, 6131, 7655, 12262, 15310, 24524, 30620, 30655, 61310, 122620, 9386561, 18773122, 37546244, 46932805, 93865610, 187731220]

約数ペア:

[(1, 187731220), (2, 93865610), (4, 46932805), (5, 37546244), (10, 18773122), (20, 9386561), (1531, 122620), (3062, 61310), (6124, 30655), (6131, 30620), (7655, 24524), (12262, 15310)]