1999260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 6289920

約数和(自身を除く): 4290660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 383, 435, 522, 580, 766, 870, 1044, 1149, 1305, 1532, 1740, 1915, 2298, 2610, 3447, 3830, 4596, 5220, 5745, 6894, 7660, 11107, 11490, 13788, 17235, 22214, 22980, 33321, 34470, 44428, 55535, 66642, 68940, 99963, 111070, 133284, 166605, 199926, 222140, 333210, 399852, 499815, 666420, 999630, 1999260]

約数ペア:

[(1, 1999260), (2, 999630), (3, 666420), (4, 499815), (5, 399852), (6, 333210), (9, 222140), (10, 199926), (12, 166605), (15, 133284), (18, 111070), (20, 99963), (29, 68940), (30, 66642), (36, 55535), (45, 44428), (58, 34470), (60, 33321), (87, 22980), (90, 22214), (116, 17235), (145, 13788), (174, 11490), (180, 11107), (261, 7660), (290, 6894), (348, 5745), (383, 5220), (435, 4596), (522, 3830), (580, 3447), (766, 2610), (870, 2298), (1044, 1915), (1149, 1740), (1305, 1532)]