57061820

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4451}}^1$

素因数の和:5101

約数の個数: 24

約数和(自身を含む): 120043728

約数和(自身を除く): 62981908

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 4451, 6410, 8902, 12820, 17804, 22255, 44510, 89020, 2853091, 5706182, 11412364, 14265455, 28530910, 57061820]

約数ペア:

[(1, 57061820), (2, 28530910), (4, 14265455), (5, 11412364), (10, 5706182), (20, 2853091), (641, 89020), (1282, 44510), (2564, 22255), (3205, 17804), (4451, 12820), (6410, 8902)]