20173922020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{597923}}^1$

素因数の和:598180

約数の個数: 48

約数和(自身を含む): 48618396288

約数和(自身を除く): 28444474268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 4820, 6748, 8435, 16870, 33740, 597923, 1195846, 2391692, 2989615, 4185461, 5979230, 8370922, 11958460, 16741844, 20927305, 41854610, 83709220, 144099443, 288198886, 576397772, 720497215, 1008696101, 1440994430, 2017392202, 2881988860, 4034784404, 5043480505, 10086961010, 20173922020]

約数ペア:

[(1, 20173922020), (2, 10086961010), (4, 5043480505), (5, 4034784404), (7, 2881988860), (10, 2017392202), (14, 1440994430), (20, 1008696101), (28, 720497215), (35, 576397772), (70, 288198886), (140, 144099443), (241, 83709220), (482, 41854610), (964, 20927305), (1205, 16741844), (1687, 11958460), (2410, 8370922), (3374, 5979230), (4820, 4185461), (6748, 2989615), (8435, 2391692), (16870, 1195846), (33740, 597923)]