8315540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 18681600

約数和(自身を除く): 10366060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 277, 316, 380, 395, 554, 790, 1108, 1385, 1501, 1580, 2770, 3002, 5263, 5540, 6004, 7505, 10526, 15010, 21052, 21883, 26315, 30020, 43766, 52630, 87532, 105260, 109415, 218830, 415777, 437660, 831554, 1663108, 2078885, 4157770, 8315540]

約数ペア:

[(1, 8315540), (2, 4157770), (4, 2078885), (5, 1663108), (10, 831554), (19, 437660), (20, 415777), (38, 218830), (76, 109415), (79, 105260), (95, 87532), (158, 52630), (190, 43766), (277, 30020), (316, 26315), (380, 21883), (395, 21052), (554, 15010), (790, 10526), (1108, 7505), (1385, 6004), (1501, 5540), (1580, 5263), (2770, 3002)]