43947080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 102574080

約数和(自身を除く): 58627000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 211, 254, 328, 410, 422, 508, 635, 820, 844, 1016, 1055, 1270, 1640, 1688, 2110, 2540, 4220, 5080, 5207, 8440, 8651, 10414, 17302, 20828, 26035, 26797, 34604, 41656, 43255, 52070, 53594, 69208, 86510, 104140, 107188, 133985, 173020, 208280, 214376, 267970, 346040, 535940, 1071880, 1098677, 2197354, 4394708, 5493385, 8789416, 10986770, 21973540, 43947080]

約数ペア:

[(1, 43947080), (2, 21973540), (4, 10986770), (5, 8789416), (8, 5493385), (10, 4394708), (20, 2197354), (40, 1098677), (41, 1071880), (82, 535940), (127, 346040), (164, 267970), (205, 214376), (211, 208280), (254, 173020), (328, 133985), (410, 107188), (422, 104140), (508, 86510), (635, 69208), (820, 53594), (844, 52070), (1016, 43255), (1055, 41656), (1270, 34604), (1640, 26797), (1688, 26035), (2110, 20828), (2540, 17302), (4220, 10414), (5080, 8651), (5207, 8440)]