1569841780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{30649}}^1$

素因数の和:30868

約数の個数: 48

約数和(自身を含む): 3568395600

約数和(自身を除く): 1998553820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1970, 2561, 3940, 5122, 10244, 12805, 25610, 30649, 51220, 61298, 122596, 153245, 306490, 398437, 612980, 796874, 1593748, 1992185, 3984370, 6037853, 7968740, 12075706, 24151412, 30189265, 60378530, 78492089, 120757060, 156984178, 313968356, 392460445, 784920890, 1569841780]

約数ペア:

[(1, 1569841780), (2, 784920890), (4, 392460445), (5, 313968356), (10, 156984178), (13, 120757060), (20, 78492089), (26, 60378530), (52, 30189265), (65, 24151412), (130, 12075706), (197, 7968740), (260, 6037853), (394, 3984370), (788, 1992185), (985, 1593748), (1970, 796874), (2561, 612980), (3940, 398437), (5122, 306490), (10244, 153245), (12805, 122596), (25610, 61298), (30649, 51220)]