47294840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 112527360

約数和(自身を除く): 65232520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 887, 1240, 1333, 1720, 1774, 2666, 3548, 4435, 5332, 6665, 7096, 8870, 10664, 13330, 17740, 26660, 27497, 35480, 38141, 53320, 54994, 76282, 109988, 137485, 152564, 190705, 219976, 274970, 305128, 381410, 549940, 762820, 1099880, 1182371, 1525640, 2364742, 4729484, 5911855, 9458968, 11823710, 23647420, 47294840]

約数ペア:

[(1, 47294840), (2, 23647420), (4, 11823710), (5, 9458968), (8, 5911855), (10, 4729484), (20, 2364742), (31, 1525640), (40, 1182371), (43, 1099880), (62, 762820), (86, 549940), (124, 381410), (155, 305128), (172, 274970), (215, 219976), (248, 190705), (310, 152564), (344, 137485), (430, 109988), (620, 76282), (860, 54994), (887, 53320), (1240, 38141), (1333, 35480), (1720, 27497), (1774, 26660), (2666, 17740), (3548, 13330), (4435, 10664), (5332, 8870), (6665, 7096)]