56978660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 123076800

約数和(自身を除く): 66098140

約数列:

[1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 295, 436, 443, 545, 590, 886, 1090, 1180, 1772, 2180, 2215, 4430, 6431, 8860, 12862, 25724, 26137, 32155, 48287, 52274, 64310, 96574, 104548, 128620, 130685, 193148, 241435, 261370, 482870, 522740, 965740, 2848933, 5697866, 11395732, 14244665, 28489330, 56978660]

約数ペア:

[(1, 56978660), (2, 28489330), (4, 14244665), (5, 11395732), (10, 5697866), (20, 2848933), (59, 965740), (109, 522740), (118, 482870), (218, 261370), (236, 241435), (295, 193148), (436, 130685), (443, 128620), (545, 104548), (590, 96574), (886, 64310), (1090, 52274), (1180, 48287), (1772, 32155), (2180, 26137), (2215, 25724), (4430, 12862), (6431, 8860)]