10971940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 26611200

約数和(自身を除く): 15639260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 719, 763, 1090, 1438, 1526, 2180, 2876, 3052, 3595, 3815, 5033, 7190, 7630, 10066, 14380, 15260, 20132, 25165, 50330, 78371, 100660, 156742, 313484, 391855, 548597, 783710, 1097194, 1567420, 2194388, 2742985, 5485970, 10971940]

約数ペア:

[(1, 10971940), (2, 5485970), (4, 2742985), (5, 2194388), (7, 1567420), (10, 1097194), (14, 783710), (20, 548597), (28, 391855), (35, 313484), (70, 156742), (109, 100660), (140, 78371), (218, 50330), (436, 25165), (545, 20132), (719, 15260), (763, 14380), (1090, 10066), (1438, 7630), (1526, 7190), (2180, 5033), (2876, 3815), (3052, 3595)]