139355860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{995399}}^1$

素因数の和:995415

約数の個数: 24

約数和(自身を含む): 334454400

約数和(自身を除く): 195098540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 995399, 1990798, 3981596, 4976995, 6967793, 9953990, 13935586, 19907980, 27871172, 34838965, 69677930, 139355860]

約数ペア:

[(1, 139355860), (2, 69677930), (4, 34838965), (5, 27871172), (7, 19907980), (10, 13935586), (14, 9953990), (20, 6967793), (28, 4976995), (35, 3981596), (70, 1990798), (140, 995399)]