47993960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1146

約数の個数: 64

約数和(自身を含む): 124225920

約数和(自身を除く): 76231960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 724, 905, 947, 1267, 1448, 1810, 1894, 2534, 3620, 3788, 4735, 5068, 6335, 6629, 7240, 7576, 9470, 10136, 12670, 13258, 18940, 25340, 26516, 33145, 37880, 50680, 53032, 66290, 132580, 171407, 265160, 342814, 685628, 857035, 1199849, 1371256, 1714070, 2399698, 3428140, 4799396, 5999245, 6856280, 9598792, 11998490, 23996980, 47993960]

約数ペア:

[(1, 47993960), (2, 23996980), (4, 11998490), (5, 9598792), (7, 6856280), (8, 5999245), (10, 4799396), (14, 3428140), (20, 2399698), (28, 1714070), (35, 1371256), (40, 1199849), (56, 857035), (70, 685628), (140, 342814), (181, 265160), (280, 171407), (362, 132580), (724, 66290), (905, 53032), (947, 50680), (1267, 37880), (1448, 33145), (1810, 26516), (1894, 25340), (2534, 18940), (3620, 13258), (3788, 12670), (4735, 10136), (5068, 9470), (6335, 7576), (6629, 7240)]