20191230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7237}}^1$

素因数の和:7281

約数の個数: 48

約数和(自身を含む): 54198144

約数和(自身を除く): 34006914

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7237, 14474, 21711, 36185, 43422, 65133, 72370, 108555, 130266, 217110, 224347, 325665, 448694, 651330, 673041, 1121735, 1346082, 2019123, 2243470, 3365205, 4038246, 6730410, 10095615, 20191230]

約数ペア:

[(1, 20191230), (2, 10095615), (3, 6730410), (5, 4038246), (6, 3365205), (9, 2243470), (10, 2019123), (15, 1346082), (18, 1121735), (30, 673041), (31, 651330), (45, 448694), (62, 325665), (90, 224347), (93, 217110), (155, 130266), (186, 108555), (279, 72370), (310, 65133), (465, 43422), (558, 36185), (930, 21711), (1395, 14474), (2790, 7237)]