20173883620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{161159}}^1$

素因数の和:161748

約数の個数: 48

約数和(自身を含む): 46298044800

約数和(自身を除く): 26124161180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 569, 1138, 2276, 2845, 5690, 6259, 11380, 12518, 25036, 31295, 62590, 125180, 161159, 322318, 644636, 805795, 1611590, 1772749, 3223180, 3545498, 7090996, 8863745, 17727490, 35454980, 91699471, 183398942, 366797884, 458497355, 916994710, 1008694181, 1833989420, 2017388362, 4034776724, 5043470905, 10086941810, 20173883620]

約数ペア:

[(1, 20173883620), (2, 10086941810), (4, 5043470905), (5, 4034776724), (10, 2017388362), (11, 1833989420), (20, 1008694181), (22, 916994710), (44, 458497355), (55, 366797884), (110, 183398942), (220, 91699471), (569, 35454980), (1138, 17727490), (2276, 8863745), (2845, 7090996), (5690, 3545498), (6259, 3223180), (11380, 1772749), (12518, 1611590), (25036, 805795), (31295, 644636), (62590, 322318), (125180, 161159)]