47587240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 111355200

約数和(自身を除く): 63767960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 215, 292, 344, 365, 379, 430, 584, 730, 758, 860, 1460, 1516, 1720, 1895, 2920, 3032, 3139, 3790, 6278, 7580, 12556, 15160, 15695, 16297, 25112, 27667, 31390, 32594, 55334, 62780, 65188, 81485, 110668, 125560, 130376, 138335, 162970, 221336, 276670, 325940, 553340, 651880, 1106680, 1189681, 2379362, 4758724, 5948405, 9517448, 11896810, 23793620, 47587240]

約数ペア:

[(1, 47587240), (2, 23793620), (4, 11896810), (5, 9517448), (8, 5948405), (10, 4758724), (20, 2379362), (40, 1189681), (43, 1106680), (73, 651880), (86, 553340), (146, 325940), (172, 276670), (215, 221336), (292, 162970), (344, 138335), (365, 130376), (379, 125560), (430, 110668), (584, 81485), (730, 65188), (758, 62780), (860, 55334), (1460, 32594), (1516, 31390), (1720, 27667), (1895, 25112), (2920, 16297), (3032, 15695), (3139, 15160), (3790, 12556), (6278, 7580)]