6998020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2671}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 14813568

約数和(自身を除く): 7815548

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2671, 5342, 10684, 13355, 26710, 53420, 349901, 699802, 1399604, 1749505, 3499010, 6998020]

約数ペア:

[(1, 6998020), (2, 3499010), (4, 1749505), (5, 1399604), (10, 699802), (20, 349901), (131, 53420), (262, 26710), (524, 13355), (655, 10684), (1310, 5342), (2620, 2671)]