3869420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 8495424

約数和(自身を除く): 4626004

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 4898, 6241, 9796, 12245, 12482, 24490, 24964, 31205, 48980, 62410, 124820, 193471, 386942, 773884, 967355, 1934710, 3869420]

約数ペア:

[(1, 3869420), (2, 1934710), (4, 967355), (5, 773884), (10, 386942), (20, 193471), (31, 124820), (62, 62410), (79, 48980), (124, 31205), (155, 24964), (158, 24490), (310, 12482), (316, 12245), (395, 9796), (620, 6241), (790, 4898), (1580, 2449)]