8519620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 19056240

約数和(自身を除く): 10536620

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 397, 580, 740, 794, 1073, 1588, 1985, 2146, 3970, 4292, 5365, 7940, 10730, 11513, 14689, 21460, 23026, 29378, 46052, 57565, 58756, 73445, 115130, 146890, 230260, 293780, 425981, 851962, 1703924, 2129905, 4259810, 8519620]

約数ペア:

[(1, 8519620), (2, 4259810), (4, 2129905), (5, 1703924), (10, 851962), (20, 425981), (29, 293780), (37, 230260), (58, 146890), (74, 115130), (116, 73445), (145, 58756), (148, 57565), (185, 46052), (290, 29378), (370, 23026), (397, 21460), (580, 14689), (740, 11513), (794, 10730), (1073, 7940), (1588, 5365), (1985, 4292), (2146, 3970)]