27824740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2044

約数の個数: 48

約数和(自身を含む): 63201600

約数和(自身を除く): 35376860

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 1979, 2812, 3515, 3958, 7030, 7916, 9895, 14060, 19790, 37601, 39580, 73223, 75202, 146446, 150404, 188005, 292892, 366115, 376010, 732230, 752020, 1391237, 1464460, 2782474, 5564948, 6956185, 13912370, 27824740]

約数ペア:

[(1, 27824740), (2, 13912370), (4, 6956185), (5, 5564948), (10, 2782474), (19, 1464460), (20, 1391237), (37, 752020), (38, 732230), (74, 376010), (76, 366115), (95, 292892), (148, 188005), (185, 150404), (190, 146446), (370, 75202), (380, 73223), (703, 39580), (740, 37601), (1406, 19790), (1979, 14060), (2812, 9895), (3515, 7916), (3958, 7030)]