139276180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5479}}^1$

素因数の和:5560

約数の個数: 48

約数和(自身を含む): 309335040

約数和(自身を除く): 170058860

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 5479, 6355, 10958, 12710, 21916, 25420, 27395, 54790, 109580, 169849, 224639, 339698, 449278, 679396, 849245, 898556, 1123195, 1698490, 2246390, 3396980, 4492780, 6963809, 13927618, 27855236, 34819045, 69638090, 139276180]

約数ペア:

[(1, 139276180), (2, 69638090), (4, 34819045), (5, 27855236), (10, 13927618), (20, 6963809), (31, 4492780), (41, 3396980), (62, 2246390), (82, 1698490), (124, 1123195), (155, 898556), (164, 849245), (205, 679396), (310, 449278), (410, 339698), (620, 224639), (820, 169849), (1271, 109580), (2542, 54790), (5084, 27395), (5479, 25420), (6355, 21916), (10958, 12710)]