843479660

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 1787520000

約数和(自身を除く): 944040340

約数列:

[1, 2, 4, 5, 10, 20, 223, 379, 446, 499, 758, 892, 998, 1115, 1516, 1895, 1996, 2230, 2495, 3790, 4460, 4990, 7580, 9980, 84517, 111277, 169034, 189121, 222554, 338068, 378242, 422585, 445108, 556385, 756484, 845170, 945605, 1112770, 1690340, 1891210, 2225540, 3782420, 42173983, 84347966, 168695932, 210869915, 421739830, 843479660]

約数ペア:

[(1, 843479660), (2, 421739830), (4, 210869915), (5, 168695932), (10, 84347966), (20, 42173983), (223, 3782420), (379, 2225540), (446, 1891210), (499, 1690340), (758, 1112770), (892, 945605), (998, 845170), (1115, 756484), (1516, 556385), (1895, 445108), (1996, 422585), (2230, 378242), (2495, 338068), (3790, 222554), (4460, 189121), (4990, 169034), (7580, 111277), (9980, 84517)]