2140020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1321}}^1$

素因数の和:1342

約数の個数: 60

約数和(自身を含む): 6718404

約数和(自身を除く): 4578384

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1321, 1620, 2642, 3963, 5284, 6605, 7926, 11889, 13210, 15852, 19815, 23778, 26420, 35667, 39630, 47556, 59445, 71334, 79260, 107001, 118890, 142668, 178335, 214002, 237780, 356670, 428004, 535005, 713340, 1070010, 2140020]

約数ペア:

[(1, 2140020), (2, 1070010), (3, 713340), (4, 535005), (5, 428004), (6, 356670), (9, 237780), (10, 214002), (12, 178335), (15, 142668), (18, 118890), (20, 107001), (27, 79260), (30, 71334), (36, 59445), (45, 47556), (54, 39630), (60, 35667), (81, 26420), (90, 23778), (108, 19815), (135, 15852), (162, 13210), (180, 11889), (270, 7926), (324, 6605), (405, 5284), (540, 3963), (810, 2642), (1321, 1620)]