8213810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 16329600

約数和(自身を除く): 8115790

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 839, 890, 979, 1678, 1958, 4195, 4895, 8390, 9229, 9790, 18458, 46145, 74671, 92290, 149342, 373355, 746710, 821381, 1642762, 4106905, 8213810]

約数ペア:

[(1, 8213810), (2, 4106905), (5, 1642762), (10, 821381), (11, 746710), (22, 373355), (55, 149342), (89, 92290), (110, 74671), (178, 46145), (445, 18458), (839, 9790), (890, 9229), (979, 8390), (1678, 4895), (1958, 4195)]