15922020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1009}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 44795520

約数和(自身を除く): 28873500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1009, 1052, 1315, 1578, 2018, 2630, 3027, 3156, 3945, 4036, 5045, 5260, 6054, 7890, 10090, 12108, 15135, 15780, 20180, 30270, 60540, 265367, 530734, 796101, 1061468, 1326835, 1592202, 2653670, 3184404, 3980505, 5307340, 7961010, 15922020]

約数ペア:

[(1, 15922020), (2, 7961010), (3, 5307340), (4, 3980505), (5, 3184404), (6, 2653670), (10, 1592202), (12, 1326835), (15, 1061468), (20, 796101), (30, 530734), (60, 265367), (263, 60540), (526, 30270), (789, 20180), (1009, 15780), (1052, 15135), (1315, 12108), (1578, 10090), (2018, 7890), (2630, 6054), (3027, 5260), (3156, 5045), (3945, 4036)]