2723240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5237}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 6599880

約数和(自身を除く): 3876640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 5237, 10474, 20948, 26185, 41896, 52370, 68081, 104740, 136162, 209480, 272324, 340405, 544648, 680810, 1361620, 2723240]

約数ペア:

[(1, 2723240), (2, 1361620), (4, 680810), (5, 544648), (8, 340405), (10, 272324), (13, 209480), (20, 136162), (26, 104740), (40, 68081), (52, 52370), (65, 41896), (104, 26185), (130, 20948), (260, 10474), (520, 5237)]