2740201040

素因数分解:

$2^4\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{21803}}^1$

素因数の和:23387

約数の個数: 40

約数和(自身を含む): 6375315168

約数和(自身を除く): 3635114128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1571, 3142, 6284, 7855, 12568, 15710, 21803, 25136, 31420, 43606, 62840, 87212, 109015, 125680, 174424, 218030, 348848, 436060, 872120, 1744240, 34252513, 68505026, 137010052, 171262565, 274020104, 342525130, 548040208, 685050260, 1370100520, 2740201040]

約数ペア:

[(1, 2740201040), (2, 1370100520), (4, 685050260), (5, 548040208), (8, 342525130), (10, 274020104), (16, 171262565), (20, 137010052), (40, 68505026), (80, 34252513), (1571, 1744240), (3142, 872120), (6284, 436060), (7855, 348848), (12568, 218030), (15710, 174424), (21803, 125680), (25136, 109015), (31420, 87212), (43606, 62840)]