20181770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1259}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 21549430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 229, 458, 1145, 1259, 1603, 2290, 2518, 3206, 6295, 8015, 8813, 12590, 16030, 17626, 44065, 88130, 288311, 576622, 1441555, 2018177, 2883110, 4036354, 10090885, 20181770]

約数ペア:

[(1, 20181770), (2, 10090885), (5, 4036354), (7, 2883110), (10, 2018177), (14, 1441555), (35, 576622), (70, 288311), (229, 88130), (458, 44065), (1145, 17626), (1259, 16030), (1603, 12590), (2290, 8813), (2518, 8015), (3206, 6295)]