123499240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{162499}}^1$

素因数の和:162529

約数の個数: 32

約数和(自身を含む): 292500000

約数和(自身を除く): 169000760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 162499, 324998, 649996, 812495, 1299992, 1624990, 3087481, 3249980, 6174962, 6499960, 12349924, 15437405, 24699848, 30874810, 61749620, 123499240]

約数ペア:

[(1, 123499240), (2, 61749620), (4, 30874810), (5, 24699848), (8, 15437405), (10, 12349924), (19, 6499960), (20, 6174962), (38, 3249980), (40, 3087481), (76, 1624990), (95, 1299992), (152, 812495), (190, 649996), (380, 324998), (760, 162499)]