123891080

素因数分解:

$2^3\times 5^1\times {\mathrm{1699}}^1\times {\mathrm{1823}}^1$

素因数の和:3533

約数の個数: 32

約数和(自身を含む): 279072000

約数和(自身を除く): 155180920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1699, 1823, 3398, 3646, 6796, 7292, 8495, 9115, 13592, 14584, 16990, 18230, 33980, 36460, 67960, 72920, 3097277, 6194554, 12389108, 15486385, 24778216, 30972770, 61945540, 123891080]

約数ペア:

[(1, 123891080), (2, 61945540), (4, 30972770), (5, 24778216), (8, 15486385), (10, 12389108), (20, 6194554), (40, 3097277), (1699, 72920), (1823, 67960), (3398, 36460), (3646, 33980), (6796, 18230), (7292, 16990), (8495, 14584), (9115, 13592)]