1999202410

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1\times {\mathrm{2693}}^1$

素因数の和:3978

約数の個数: 32

約数和(自身を含む): 3661921872

約数和(自身を除く): 1662719462

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 1217, 2434, 2693, 5386, 6085, 12170, 13465, 26930, 74237, 148474, 164273, 328546, 371185, 742370, 821365, 1642730, 3277381, 6554762, 16386905, 32773810, 199920241, 399840482, 999601205, 1999202410]

約数ペア:

[(1, 1999202410), (2, 999601205), (5, 399840482), (10, 199920241), (61, 32773810), (122, 16386905), (305, 6554762), (610, 3277381), (1217, 1642730), (2434, 821365), (2693, 742370), (5386, 371185), (6085, 328546), (12170, 164273), (13465, 148474), (26930, 74237)]