30810805

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 37756800

約数和(自身を除く): 6945995

約数列:

[1, 5, 71, 229, 355, 379, 1145, 1895, 16259, 26909, 81295, 86791, 134545, 433955, 6162161, 30810805]

約数ペア:

[(1, 30810805), (5, 6162161), (71, 433955), (229, 134545), (355, 86791), (379, 81295), (1145, 26909), (1895, 16259)]