31444760

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2683}}^1$

素因数の和:2987

約数の個数: 32

約数和(自身を含む): 71018640

約数和(自身を除く): 39573880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2683, 2930, 5366, 5860, 10732, 11720, 13415, 21464, 26830, 53660, 107320, 786119, 1572238, 3144476, 3930595, 6288952, 7861190, 15722380, 31444760]

約数ペア:

[(1, 31444760), (2, 15722380), (4, 7861190), (5, 6288952), (8, 3930595), (10, 3144476), (20, 1572238), (40, 786119), (293, 107320), (586, 53660), (1172, 26830), (1465, 21464), (2344, 13415), (2683, 11720), (2930, 10732), (5366, 5860)]