74495660

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 159559680

約数和(自身を除く): 85064020

約数列:

[1, 2, 4, 5, 10, 20, 127, 139, 211, 254, 278, 422, 508, 556, 635, 695, 844, 1055, 1270, 1390, 2110, 2540, 2780, 4220, 17653, 26797, 29329, 35306, 53594, 58658, 70612, 88265, 107188, 117316, 133985, 146645, 176530, 267970, 293290, 353060, 535940, 586580, 3724783, 7449566, 14899132, 18623915, 37247830, 74495660]

約数ペア:

[(1, 74495660), (2, 37247830), (4, 18623915), (5, 14899132), (10, 7449566), (20, 3724783), (127, 586580), (139, 535940), (211, 353060), (254, 293290), (278, 267970), (422, 176530), (508, 146645), (556, 133985), (635, 117316), (695, 107188), (844, 88265), (1055, 70612), (1270, 58658), (1390, 53594), (2110, 35306), (2540, 29329), (2780, 26797), (4220, 17653)]