40393820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{379}}^1$

素因数の和:534

約数の個数: 36

約数和(自身を含む): 86231880

約数和(自身を除く): 45838060

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 379, 730, 758, 1460, 1516, 1895, 3790, 5329, 7580, 10658, 21316, 26645, 27667, 53290, 55334, 106580, 110668, 138335, 276670, 553340, 2019691, 4039382, 8078764, 10098455, 20196910, 40393820]

約数ペア:

[(1, 40393820), (2, 20196910), (4, 10098455), (5, 8078764), (10, 4039382), (20, 2019691), (73, 553340), (146, 276670), (292, 138335), (365, 110668), (379, 106580), (730, 55334), (758, 53290), (1460, 27667), (1516, 26645), (1895, 21316), (3790, 10658), (5329, 7580)]