13432020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31981}}^1$

素因数の和:32000

約数の個数: 48

約数和(自身を含む): 42983808

約数和(自身を除く): 29551788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31981, 63962, 95943, 127924, 159905, 191886, 223867, 319810, 383772, 447734, 479715, 639620, 671601, 895468, 959430, 1119335, 1343202, 1918860, 2238670, 2686404, 3358005, 4477340, 6716010, 13432020]

約数ペア:

[(1, 13432020), (2, 6716010), (3, 4477340), (4, 3358005), (5, 2686404), (6, 2238670), (7, 1918860), (10, 1343202), (12, 1119335), (14, 959430), (15, 895468), (20, 671601), (21, 639620), (28, 479715), (30, 447734), (35, 383772), (42, 319810), (60, 223867), (70, 191886), (84, 159905), (105, 127924), (140, 95943), (210, 63962), (420, 31981)]