2012958740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7742149}}^1$

素因数の和:7742171

約数の個数: 24

約数和(自身を含む): 4552384200

約数和(自身を除く): 2539425460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7742149, 15484298, 30968596, 38710745, 77421490, 100647937, 154842980, 201295874, 402591748, 503239685, 1006479370, 2012958740]

約数ペア:

[(1, 2012958740), (2, 1006479370), (4, 503239685), (5, 402591748), (10, 201295874), (13, 154842980), (20, 100647937), (26, 77421490), (52, 38710745), (65, 30968596), (130, 15484298), (260, 7742149)]