640874328

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{568151}}^1$

素因数の和:568207

約数の個数: 32

約数和(自身を含む): 1636277760

約数和(自身を除く): 995403432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 568151, 1136302, 1704453, 2272604, 3408906, 4545208, 6817812, 13635624, 26703097, 53406194, 80109291, 106812388, 160218582, 213624776, 320437164, 640874328]

約数ペア:

[(1, 640874328), (2, 320437164), (3, 213624776), (4, 160218582), (6, 106812388), (8, 80109291), (12, 53406194), (24, 26703097), (47, 13635624), (94, 6817812), (141, 4545208), (188, 3408906), (282, 2272604), (376, 1704453), (564, 1136302), (1128, 568151)]