74575940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{521}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 166534704

約数和(自身を除く): 91958764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 421, 521, 842, 1042, 1684, 2084, 2105, 2605, 4210, 5210, 7157, 8420, 8857, 10420, 14314, 17714, 28628, 35428, 35785, 44285, 71570, 88570, 143140, 177140, 219341, 438682, 877364, 1096705, 2193410, 3728797, 4386820, 7457594, 14915188, 18643985, 37287970, 74575940]

約数ペア:

[(1, 74575940), (2, 37287970), (4, 18643985), (5, 14915188), (10, 7457594), (17, 4386820), (20, 3728797), (34, 2193410), (68, 1096705), (85, 877364), (170, 438682), (340, 219341), (421, 177140), (521, 143140), (842, 88570), (1042, 71570), (1684, 44285), (2084, 35785), (2105, 35428), (2605, 28628), (4210, 17714), (5210, 14314), (7157, 10420), (8420, 8857)]