201107540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{1171}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 437896704

約数和(自身を除く): 236789164

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 277, 310, 554, 620, 1108, 1171, 1385, 2342, 2770, 4684, 5540, 5855, 8587, 11710, 17174, 23420, 34348, 36301, 42935, 72602, 85870, 145204, 171740, 181505, 324367, 363010, 648734, 726020, 1297468, 1621835, 3243670, 6487340, 10055377, 20110754, 40221508, 50276885, 100553770, 201107540]

約数ペア:

[(1, 201107540), (2, 100553770), (4, 50276885), (5, 40221508), (10, 20110754), (20, 10055377), (31, 6487340), (62, 3243670), (124, 1621835), (155, 1297468), (277, 726020), (310, 648734), (554, 363010), (620, 324367), (1108, 181505), (1171, 171740), (1385, 145204), (2342, 85870), (2770, 72602), (4684, 42935), (5540, 36301), (5855, 34348), (8587, 23420), (11710, 17174)]