87122140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{622301}}^1$

素因数の和:622317

約数の個数: 24

約数和(自身を含む): 209093472

約数和(自身を除く): 121971332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 622301, 1244602, 2489204, 3111505, 4356107, 6223010, 8712214, 12446020, 17424428, 21780535, 43561070, 87122140]

約数ペア:

[(1, 87122140), (2, 43561070), (4, 21780535), (5, 17424428), (7, 12446020), (10, 8712214), (14, 6223010), (20, 4356107), (28, 3111505), (35, 2489204), (70, 1244602), (140, 622301)]