140044030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2000629}}^1$

素因数の和:2000643

約数の個数: 16

約数和(自身を含む): 288090720

約数和(自身を除く): 148046690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2000629, 4001258, 10003145, 14004403, 20006290, 28008806, 70022015, 140044030]

約数ペア:

[(1, 140044030), (2, 70022015), (5, 28008806), (7, 20006290), (10, 14004403), (14, 10003145), (35, 4001258), (70, 2000629)]