16212440

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1129}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 36612000

約数和(自身を除く): 20399560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1129, 1436, 1795, 2258, 2872, 3590, 4516, 5645, 7180, 9032, 11290, 14360, 22580, 45160, 405311, 810622, 1621244, 2026555, 3242488, 4053110, 8106220, 16212440]

約数ペア:

[(1, 16212440), (2, 8106220), (4, 4053110), (5, 3242488), (8, 2026555), (10, 1621244), (20, 810622), (40, 405311), (359, 45160), (718, 22580), (1129, 14360), (1436, 11290), (1795, 9032), (2258, 7180), (2872, 5645), (3590, 4516)]