8280780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1747}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 23493120

約数和(自身を除く): 15212340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 1747, 2370, 3494, 4740, 5241, 6988, 8735, 10482, 17470, 20964, 26205, 34940, 52410, 104820, 138013, 276026, 414039, 552052, 690065, 828078, 1380130, 1656156, 2070195, 2760260, 4140390, 8280780]

約数ペア:

[(1, 8280780), (2, 4140390), (3, 2760260), (4, 2070195), (5, 1656156), (6, 1380130), (10, 828078), (12, 690065), (15, 552052), (20, 414039), (30, 276026), (60, 138013), (79, 104820), (158, 52410), (237, 34940), (316, 26205), (395, 20964), (474, 17470), (790, 10482), (948, 8735), (1185, 6988), (1580, 5241), (1747, 4740), (2370, 3494)]