28719780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3769}}^1$

素因数の和:3908

約数の個数: 48

約数和(自身を含む): 81070080

約数和(自身を除く): 52350300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3769, 3810, 7538, 7620, 11307, 15076, 18845, 22614, 37690, 45228, 56535, 75380, 113070, 226140, 478663, 957326, 1435989, 1914652, 2393315, 2871978, 4786630, 5743956, 7179945, 9573260, 14359890, 28719780]

約数ペア:

[(1, 28719780), (2, 14359890), (3, 9573260), (4, 7179945), (5, 5743956), (6, 4786630), (10, 2871978), (12, 2393315), (15, 1914652), (20, 1435989), (30, 957326), (60, 478663), (127, 226140), (254, 113070), (381, 75380), (508, 56535), (635, 45228), (762, 37690), (1270, 22614), (1524, 18845), (1905, 15076), (2540, 11307), (3769, 7620), (3810, 7538)]