19837080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55103}}^1$

素因数の和:55120

約数の個数: 48

約数和(自身を含む): 64471680

約数和(自身を除く): 44634600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55103, 110206, 165309, 220412, 275515, 330618, 440824, 495927, 551030, 661236, 826545, 991854, 1102060, 1322472, 1653090, 1983708, 2204120, 2479635, 3306180, 3967416, 4959270, 6612360, 9918540, 19837080]

約数ペア:

[(1, 19837080), (2, 9918540), (3, 6612360), (4, 4959270), (5, 3967416), (6, 3306180), (8, 2479635), (9, 2204120), (10, 1983708), (12, 1653090), (15, 1322472), (18, 1102060), (20, 991854), (24, 826545), (30, 661236), (36, 551030), (40, 495927), (45, 440824), (60, 330618), (72, 275515), (90, 220412), (120, 165309), (180, 110206), (360, 55103)]