9957180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{631}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 28030464

約数和(自身を除く): 18073284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 631, 789, 1052, 1262, 1315, 1578, 1893, 2524, 2630, 3155, 3156, 3786, 3945, 5260, 6310, 7572, 7890, 9465, 12620, 15780, 18930, 37860, 165953, 331906, 497859, 663812, 829765, 995718, 1659530, 1991436, 2489295, 3319060, 4978590, 9957180]

約数ペア:

[(1, 9957180), (2, 4978590), (3, 3319060), (4, 2489295), (5, 1991436), (6, 1659530), (10, 995718), (12, 829765), (15, 663812), (20, 497859), (30, 331906), (60, 165953), (263, 37860), (526, 18930), (631, 15780), (789, 12620), (1052, 9465), (1262, 7890), (1315, 7572), (1578, 6310), (1893, 5260), (2524, 3945), (2630, 3786), (3155, 3156)]