9800890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 19414080

約数和(自身を除く): 9613190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 641, 695, 1282, 1390, 1529, 3058, 3205, 6410, 7051, 7645, 14102, 15290, 35255, 70510, 89099, 178198, 445495, 890990, 980089, 1960178, 4900445, 9800890]

約数ペア:

[(1, 9800890), (2, 4900445), (5, 1960178), (10, 980089), (11, 890990), (22, 445495), (55, 178198), (110, 89099), (139, 70510), (278, 35255), (641, 15290), (695, 14102), (1282, 7645), (1390, 7051), (1529, 6410), (3058, 3205)]