4280366960

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{328249}}^1$

素因数の和:328425

約数の個数: 40

約数和(自身を含む): 10012938000

約数和(自身を除く): 5732571040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 328249, 656498, 1312996, 1641245, 2625992, 3282490, 5251984, 6564980, 13129960, 26259920, 53504587, 107009174, 214018348, 267522935, 428036696, 535045870, 856073392, 1070091740, 2140183480, 4280366960]

約数ペア:

[(1, 4280366960), (2, 2140183480), (4, 1070091740), (5, 856073392), (8, 535045870), (10, 428036696), (16, 267522935), (20, 214018348), (40, 107009174), (80, 53504587), (163, 26259920), (326, 13129960), (652, 6564980), (815, 5251984), (1304, 3282490), (1630, 2625992), (2608, 1641245), (3260, 1312996), (6520, 656498), (13040, 328249)]