109488680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{391031}}^1$

素因数の和:391049

約数の個数: 32

約数和(自身を含む): 281543040

約数和(自身を除く): 172054360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 391031, 782062, 1564124, 1955155, 2737217, 3128248, 3910310, 5474434, 7820620, 10948868, 13686085, 15641240, 21897736, 27372170, 54744340, 109488680]

約数ペア:

[(1, 109488680), (2, 54744340), (4, 27372170), (5, 21897736), (7, 15641240), (8, 13686085), (10, 10948868), (14, 7820620), (20, 5474434), (28, 3910310), (35, 3128248), (40, 2737217), (56, 1955155), (70, 1564124), (140, 782062), (280, 391031)]