3781212830

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2720297}}^1$

素因数の和:2720443

約数の個数: 16

約数和(自身を含む): 6855150960

約数和(自身を除く): 3073938130

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 2720297, 5440594, 13601485, 27202970, 378121283, 756242566, 1890606415, 3781212830]

約数ペア:

[(1, 3781212830), (2, 1890606415), (5, 756242566), (10, 378121283), (139, 27202970), (278, 13601485), (695, 5440594), (1390, 2720297)]