2013228760

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{70001}}^1$

素因数の和:70731

約数の個数: 32

約数和(自身を含む): 4536129600

約数和(自身を除く): 2522900840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 1438, 2876, 3595, 5752, 7190, 14380, 28760, 70001, 140002, 280004, 350005, 560008, 700010, 1400020, 2800040, 50330719, 100661438, 201322876, 251653595, 402645752, 503307190, 1006614380, 2013228760]

約数ペア:

[(1, 2013228760), (2, 1006614380), (4, 503307190), (5, 402645752), (8, 251653595), (10, 201322876), (20, 100661438), (40, 50330719), (719, 2800040), (1438, 1400020), (2876, 700010), (3595, 560008), (5752, 350005), (7190, 280004), (14380, 140002), (28760, 70001)]