78433460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{560239}}^1$

素因数の和:560255

約数の個数: 24

約数和(自身を含む): 188240640

約数和(自身を除く): 109807180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 560239, 1120478, 2240956, 2801195, 3921673, 5602390, 7843346, 11204780, 15686692, 19608365, 39216730, 78433460]

約数ペア:

[(1, 78433460), (2, 39216730), (4, 19608365), (5, 15686692), (7, 11204780), (10, 7843346), (14, 5602390), (20, 3921673), (28, 2801195), (35, 2240956), (70, 1120478), (140, 560239)]