39102520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 91355040

約数和(自身を除く): 52252520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 113, 164, 205, 211, 226, 328, 410, 422, 452, 565, 820, 844, 904, 1055, 1130, 1640, 1688, 2110, 2260, 4220, 4520, 4633, 8440, 8651, 9266, 17302, 18532, 23165, 23843, 34604, 37064, 43255, 46330, 47686, 69208, 86510, 92660, 95372, 119215, 173020, 185320, 190744, 238430, 346040, 476860, 953720, 977563, 1955126, 3910252, 4887815, 7820504, 9775630, 19551260, 39102520]

約数ペア:

[(1, 39102520), (2, 19551260), (4, 9775630), (5, 7820504), (8, 4887815), (10, 3910252), (20, 1955126), (40, 977563), (41, 953720), (82, 476860), (113, 346040), (164, 238430), (205, 190744), (211, 185320), (226, 173020), (328, 119215), (410, 95372), (422, 92660), (452, 86510), (565, 69208), (820, 47686), (844, 46330), (904, 43255), (1055, 37064), (1130, 34604), (1640, 23843), (1688, 23165), (2110, 18532), (2260, 17302), (4220, 9266), (4520, 8651), (4633, 8440)]