61477940

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{4751}}^1$

素因数の和:5407

約数の個数: 24

約数和(自身を含む): 129330432

約数和(自身を除く): 67852492

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 4751, 6470, 9502, 12940, 19004, 23755, 47510, 95020, 3073897, 6147794, 12295588, 15369485, 30738970, 61477940]

約数ペア:

[(1, 61477940), (2, 30738970), (4, 15369485), (5, 12295588), (10, 6147794), (20, 3073897), (647, 95020), (1294, 47510), (2588, 23755), (3235, 19004), (4751, 12940), (6470, 9502)]