7040540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2083}}^1$

素因数の和:2118

約数の個数: 36

約数和(自身を含む): 16017624

約数和(自身を除く): 8977084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2083, 3380, 4166, 8332, 10415, 20830, 27079, 41660, 54158, 108316, 135395, 270790, 352027, 541580, 704054, 1408108, 1760135, 3520270, 7040540]

約数ペア:

[(1, 7040540), (2, 3520270), (4, 1760135), (5, 1408108), (10, 704054), (13, 541580), (20, 352027), (26, 270790), (52, 135395), (65, 108316), (130, 54158), (169, 41660), (260, 27079), (338, 20830), (676, 10415), (845, 8332), (1690, 4166), (2083, 3380)]