3149740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 7338240

約数和(自身を除く): 4188500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 139, 206, 220, 278, 412, 515, 556, 695, 1030, 1133, 1390, 1529, 2060, 2266, 2780, 3058, 4532, 5665, 6116, 7645, 11330, 14317, 15290, 22660, 28634, 30580, 57268, 71585, 143170, 157487, 286340, 314974, 629948, 787435, 1574870, 3149740]

約数ペア:

[(1, 3149740), (2, 1574870), (4, 787435), (5, 629948), (10, 314974), (11, 286340), (20, 157487), (22, 143170), (44, 71585), (55, 57268), (103, 30580), (110, 28634), (139, 22660), (206, 15290), (220, 14317), (278, 11330), (412, 7645), (515, 6116), (556, 5665), (695, 4532), (1030, 3058), (1133, 2780), (1390, 2266), (1529, 2060)]