51081580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{232189}}^1$

素因数の和:232209

約数の個数: 24

約数和(自身を含む): 117023760

約数和(自身を除く): 65942180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 232189, 464378, 928756, 1160945, 2321890, 2554079, 4643780, 5108158, 10216316, 12770395, 25540790, 51081580]

約数ペア:

[(1, 51081580), (2, 25540790), (4, 12770395), (5, 10216316), (10, 5108158), (11, 4643780), (20, 2554079), (22, 2321890), (44, 1160945), (55, 928756), (110, 464378), (220, 232189)]