2015217830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{49993}}^1$

素因数の和:50168

約数の個数: 32

約数和(自身を含む): 3779546400

約数和(自身を除く): 1764328570

約数列:

[1, 2, 5, 10, 29, 58, 139, 145, 278, 290, 695, 1390, 4031, 8062, 20155, 40310, 49993, 99986, 249965, 499930, 1449797, 2899594, 6949027, 7248985, 13898054, 14497970, 34745135, 69490270, 201521783, 403043566, 1007608915, 2015217830]

約数ペア:

[(1, 2015217830), (2, 1007608915), (5, 403043566), (10, 201521783), (29, 69490270), (58, 34745135), (139, 14497970), (145, 13898054), (278, 7248985), (290, 6949027), (695, 2899594), (1390, 1449797), (4031, 499930), (8062, 249965), (20155, 99986), (40310, 49993)]