8498890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 16511040

約数和(自身を除く): 8012150

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1091, 1558, 2182, 3895, 5455, 7790, 10910, 20729, 41458, 44731, 89462, 103645, 207290, 223655, 447310, 849889, 1699778, 4249445, 8498890]

約数ペア:

[(1, 8498890), (2, 4249445), (5, 1699778), (10, 849889), (19, 447310), (38, 223655), (41, 207290), (82, 103645), (95, 89462), (190, 44731), (205, 41458), (410, 20729), (779, 10910), (1091, 7790), (1558, 5455), (2182, 3895)]