20259610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{289423}}^1$

素因数の和:289437

約数の個数: 16

約数和(自身を含む): 41677056

約数和(自身を除く): 21417446

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 289423, 578846, 1447115, 2025961, 2894230, 4051922, 10129805, 20259610]

約数ペア:

[(1, 20259610), (2, 10129805), (5, 4051922), (7, 2894230), (10, 2025961), (14, 1447115), (35, 578846), (70, 289423)]