61359820

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{11321}}^1$

素因数の和:11601

約数の個数: 24

約数和(自身を含む): 129342528

約数和(自身を除く): 67982708

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 11321, 22642, 45284, 56605, 113210, 226420, 3067991, 6135982, 12271964, 15339955, 30679910, 61359820]

約数ペア:

[(1, 61359820), (2, 30679910), (4, 15339955), (5, 12271964), (10, 6135982), (20, 3067991), (271, 226420), (542, 113210), (1084, 56605), (1355, 45284), (2710, 22642), (5420, 11321)]