631190980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{104849}}^1$

素因数の和:104908

約数の個数: 48

約数和(自身を含む): 1550102400

約数和(自身を除く): 918911420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 104849, 209698, 419396, 524245, 733943, 1048490, 1467886, 2096980, 2935772, 3669715, 4508507, 7339430, 9017014, 14678860, 18034028, 22542535, 31559549, 45085070, 63119098, 90170140, 126238196, 157797745, 315595490, 631190980]

約数ペア:

[(1, 631190980), (2, 315595490), (4, 157797745), (5, 126238196), (7, 90170140), (10, 63119098), (14, 45085070), (20, 31559549), (28, 22542535), (35, 18034028), (43, 14678860), (70, 9017014), (86, 7339430), (140, 4508507), (172, 3669715), (215, 2935772), (301, 2096980), (430, 1467886), (602, 1048490), (860, 733943), (1204, 524245), (1505, 419396), (3010, 209698), (6020, 104849)]