2126540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8179}}^1$

素因数の和:8201

約数の個数: 24

約数和(自身を含む): 4809840

約数和(自身を除く): 2683300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8179, 16358, 32716, 40895, 81790, 106327, 163580, 212654, 425308, 531635, 1063270, 2126540]

約数ペア:

[(1, 2126540), (2, 1063270), (4, 531635), (5, 425308), (10, 212654), (13, 163580), (20, 106327), (26, 81790), (52, 40895), (65, 32716), (130, 16358), (260, 8179)]