395744140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{58027}}^1$

素因数の和:58078

約数の個数: 48

約数和(自身を含む): 935875584

約数和(自身を除く): 540131444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 58027, 116054, 232108, 290135, 580270, 638297, 1160540, 1276594, 1798837, 2553188, 3191485, 3597674, 6382970, 7195348, 8994185, 12765940, 17988370, 19787207, 35976740, 39574414, 79148828, 98936035, 197872070, 395744140]

約数ペア:

[(1, 395744140), (2, 197872070), (4, 98936035), (5, 79148828), (10, 39574414), (11, 35976740), (20, 19787207), (22, 17988370), (31, 12765940), (44, 8994185), (55, 7195348), (62, 6382970), (110, 3597674), (124, 3191485), (155, 2553188), (220, 1798837), (310, 1276594), (341, 1160540), (620, 638297), (682, 580270), (1364, 290135), (1705, 232108), (3410, 116054), (6820, 58027)]