123990770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{5987}}^1$

素因数の和:6122

約数の個数: 32

約数和(自身を含む): 237124800

約数和(自身を除く): 113134030

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 5987, 10355, 11974, 20710, 29935, 59870, 113753, 227506, 568765, 652583, 1137530, 1305166, 3262915, 6525830, 12399077, 24798154, 61995385, 123990770]

約数ペア:

[(1, 123990770), (2, 61995385), (5, 24798154), (10, 12399077), (19, 6525830), (38, 3262915), (95, 1305166), (109, 1137530), (190, 652583), (218, 568765), (545, 227506), (1090, 113753), (2071, 59870), (4142, 29935), (5987, 20710), (10355, 11974)]