2017219970

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1\times {\mathrm{3863}}^1$

素因数の和:4610

約数の個数: 32

約数和(自身を含む): 3683473920

約数和(自身を除く): 1666253950

約数列:

[1, 2, 5, 10, 79, 158, 395, 661, 790, 1322, 3305, 3863, 6610, 7726, 19315, 38630, 52219, 104438, 261095, 305177, 522190, 610354, 1525885, 2553443, 3051770, 5106886, 12767215, 25534430, 201721997, 403443994, 1008609985, 2017219970]

約数ペア:

[(1, 2017219970), (2, 1008609985), (5, 403443994), (10, 201721997), (79, 25534430), (158, 12767215), (395, 5106886), (661, 3051770), (790, 2553443), (1322, 1525885), (3305, 610354), (3863, 522190), (6610, 305177), (7726, 261095), (19315, 104438), (38630, 52219)]