4644660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 13104000

約数和(自身を除く): 8459340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 389, 398, 597, 778, 796, 995, 1167, 1194, 1556, 1945, 1990, 2334, 2388, 2985, 3890, 3980, 4668, 5835, 5970, 7780, 11670, 11940, 23340, 77411, 154822, 232233, 309644, 387055, 464466, 774110, 928932, 1161165, 1548220, 2322330, 4644660]

約数ペア:

[(1, 4644660), (2, 2322330), (3, 1548220), (4, 1161165), (5, 928932), (6, 774110), (10, 464466), (12, 387055), (15, 309644), (20, 232233), (30, 154822), (60, 77411), (199, 23340), (389, 11940), (398, 11670), (597, 7780), (778, 5970), (796, 5835), (995, 4668), (1167, 3980), (1194, 3890), (1556, 2985), (1945, 2388), (1990, 2334)]