39215660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 90266400

約数和(自身を除く): 51050740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 397, 449, 794, 898, 1588, 1796, 1985, 2245, 3970, 4367, 4490, 4939, 7940, 8734, 8980, 9878, 17468, 19756, 21835, 24695, 43670, 49390, 87340, 98780, 178253, 356506, 713012, 891265, 1782530, 1960783, 3565060, 3921566, 7843132, 9803915, 19607830, 39215660]

約数ペア:

[(1, 39215660), (2, 19607830), (4, 9803915), (5, 7843132), (10, 3921566), (11, 3565060), (20, 1960783), (22, 1782530), (44, 891265), (55, 713012), (110, 356506), (220, 178253), (397, 98780), (449, 87340), (794, 49390), (898, 43670), (1588, 24695), (1796, 21835), (1985, 19756), (2245, 17468), (3970, 9878), (4367, 8980), (4490, 8734), (4939, 7940)]