40946140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 91072800

約数和(自身を除く): 50126660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 277, 380, 389, 554, 778, 1108, 1385, 1556, 1945, 2770, 3890, 5263, 5540, 7391, 7780, 10526, 14782, 21052, 26315, 29564, 36955, 52630, 73910, 105260, 107753, 147820, 215506, 431012, 538765, 1077530, 2047307, 2155060, 4094614, 8189228, 10236535, 20473070, 40946140]

約数ペア:

[(1, 40946140), (2, 20473070), (4, 10236535), (5, 8189228), (10, 4094614), (19, 2155060), (20, 2047307), (38, 1077530), (76, 538765), (95, 431012), (190, 215506), (277, 147820), (380, 107753), (389, 105260), (554, 73910), (778, 52630), (1108, 36955), (1385, 29564), (1556, 26315), (1945, 21052), (2770, 14782), (3890, 10526), (5263, 7780), (5540, 7391)]