69043540

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21179}}^1$

素因数の和:21351

約数の個数: 24

約数和(自身を含む): 145887840

約数和(自身を除く): 76844300

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 21179, 42358, 84716, 105895, 211790, 423580, 3452177, 6904354, 13808708, 17260885, 34521770, 69043540]

約数ペア:

[(1, 69043540), (2, 34521770), (4, 17260885), (5, 13808708), (10, 6904354), (20, 3452177), (163, 423580), (326, 211790), (652, 105895), (815, 84716), (1630, 42358), (3260, 21179)]