68538020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{118169}}^1$

素因数の和:118207

約数の個数: 24

約数和(自身を含む): 148894200

約数和(自身を除く): 80356180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 118169, 236338, 472676, 590845, 1181690, 2363380, 3426901, 6853802, 13707604, 17134505, 34269010, 68538020]

約数ペア:

[(1, 68538020), (2, 34269010), (4, 17134505), (5, 13707604), (10, 6853802), (20, 3426901), (29, 2363380), (58, 1181690), (116, 590845), (145, 472676), (290, 236338), (580, 118169)]