520040014

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 849542400

約数和(自身を除く): 329502386

約数列:

[1, 2, 13, 26, 223, 257, 349, 446, 514, 698, 2899, 3341, 4537, 5798, 6682, 9074, 57311, 77827, 89693, 114622, 155654, 179386, 745043, 1011751, 1166009, 1490086, 2023502, 2332018, 20001539, 40003078, 260020007, 520040014]

約数ペア:

[(1, 520040014), (2, 260020007), (13, 40003078), (26, 20001539), (223, 2332018), (257, 2023502), (349, 1490086), (446, 1166009), (514, 1011751), (698, 745043), (2899, 179386), (3341, 155654), (4537, 114622), (5798, 89693), (6682, 77827), (9074, 57311)]