515236460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{1861}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 1101112320

約数和(自身を除く): 585875860

約数列:

[1, 2, 4, 5, 10, 20, 109, 127, 218, 254, 436, 508, 545, 635, 1090, 1270, 1861, 2180, 2540, 3722, 7444, 9305, 13843, 18610, 27686, 37220, 55372, 69215, 138430, 202849, 236347, 276860, 405698, 472694, 811396, 945388, 1014245, 1181735, 2028490, 2363470, 4056980, 4726940, 25761823, 51523646, 103047292, 128809115, 257618230, 515236460]

約数ペア:

[(1, 515236460), (2, 257618230), (4, 128809115), (5, 103047292), (10, 51523646), (20, 25761823), (109, 4726940), (127, 4056980), (218, 2363470), (254, 2028490), (436, 1181735), (508, 1014245), (545, 945388), (635, 811396), (1090, 472694), (1270, 405698), (1861, 276860), (2180, 236347), (2540, 202849), (3722, 138430), (7444, 69215), (9305, 55372), (13843, 37220), (18610, 27686)]