39315140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 84672000

約数和(自身を除く): 45356860

約数列:

[1, 2, 4, 5, 10, 20, 79, 149, 158, 167, 298, 316, 334, 395, 596, 668, 745, 790, 835, 1490, 1580, 1670, 2980, 3340, 11771, 13193, 23542, 24883, 26386, 47084, 49766, 52772, 58855, 65965, 99532, 117710, 124415, 131930, 235420, 248830, 263860, 497660, 1965757, 3931514, 7863028, 9828785, 19657570, 39315140]

約数ペア:

[(1, 39315140), (2, 19657570), (4, 9828785), (5, 7863028), (10, 3931514), (20, 1965757), (79, 497660), (149, 263860), (158, 248830), (167, 235420), (298, 131930), (316, 124415), (334, 117710), (395, 99532), (596, 65965), (668, 58855), (745, 52772), (790, 49766), (835, 47084), (1490, 26386), (1580, 24883), (1670, 23542), (2980, 13193), (3340, 11771)]