2104805

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:236

約数の個数: 16

約数和(自身を含む): 2630784

約数和(自身を除く): 525979

約数列:

[1, 5, 61, 67, 103, 305, 335, 515, 4087, 6283, 6901, 20435, 31415, 34505, 420961, 2104805]

約数ペア:

[(1, 2104805), (5, 420961), (61, 34505), (67, 31415), (103, 20435), (305, 6901), (335, 6283), (515, 4087)]