1640235965

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1\times {\mathrm{5209}}^1$

素因数の和:6172

約数の個数: 16

約数和(自身を含む): 1998639360

約数和(自身を除く): 358403395

約数列:

[1, 5, 71, 355, 887, 4435, 5209, 26045, 62977, 314885, 369839, 1849195, 4620383, 23101915, 328047193, 1640235965]

約数ペア:

[(1, 1640235965), (5, 328047193), (71, 23101915), (355, 4620383), (887, 1849195), (4435, 369839), (5209, 314885), (26045, 62977)]