2500874278

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{40351}}^1$

素因数の和:40612

約数の個数: 32

約数和(自身を含む): 4532336640

約数和(自身を除く): 2031462362

約数列:

[1, 2, 7, 14, 19, 38, 133, 233, 266, 466, 1631, 3262, 4427, 8854, 30989, 40351, 61978, 80702, 282457, 564914, 766669, 1533338, 5366683, 9401783, 10733366, 18803566, 65812481, 131624962, 178633877, 357267754, 1250437139, 2500874278]

約数ペア:

[(1, 2500874278), (2, 1250437139), (7, 357267754), (14, 178633877), (19, 131624962), (38, 65812481), (133, 18803566), (233, 10733366), (266, 9401783), (466, 5366683), (1631, 1533338), (3262, 766669), (4427, 564914), (8854, 282457), (30989, 80702), (40351, 61978)]