78023260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557309}}^1$

素因数の和:557325

約数の個数: 24

約数和(自身を含む): 187256160

約数和(自身を除く): 109232900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557309, 1114618, 2229236, 2786545, 3901163, 5573090, 7802326, 11146180, 15604652, 19505815, 39011630, 78023260]

約数ペア:

[(1, 78023260), (2, 39011630), (4, 19505815), (5, 15604652), (7, 11146180), (10, 7802326), (14, 5573090), (20, 3901163), (28, 2786545), (35, 2229236), (70, 1114618), (140, 557309)]