49239620

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{6329}}^1$

素因数の和:6727

約数の個数: 24

約数和(自身を含む): 103685400

約数和(自身を除く): 54445780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 6329, 7780, 12658, 25316, 31645, 63290, 126580, 2461981, 4923962, 9847924, 12309905, 24619810, 49239620]

約数ペア:

[(1, 49239620), (2, 24619810), (4, 12309905), (5, 9847924), (10, 4923962), (20, 2461981), (389, 126580), (778, 63290), (1556, 31645), (1945, 25316), (3890, 12658), (6329, 7780)]