1993590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 5492448

約数和(自身を除く): 3498858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1303, 1530, 2606, 3909, 6515, 7818, 11727, 13030, 19545, 22151, 23454, 39090, 44302, 58635, 66453, 110755, 117270, 132906, 199359, 221510, 332265, 398718, 664530, 996795, 1993590]

約数ペア:

[(1, 1993590), (2, 996795), (3, 664530), (5, 398718), (6, 332265), (9, 221510), (10, 199359), (15, 132906), (17, 117270), (18, 110755), (30, 66453), (34, 58635), (45, 44302), (51, 39090), (85, 23454), (90, 22151), (102, 19545), (153, 13030), (170, 11727), (255, 7818), (306, 6515), (510, 3909), (765, 2606), (1303, 1530)]