7021660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8563}}^1$

素因数の和:8613

約数の個数: 24

約数和(自身を含む): 15106896

約数和(自身を除く): 8085236

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 8563, 17126, 34252, 42815, 85630, 171260, 351083, 702166, 1404332, 1755415, 3510830, 7021660]

約数ペア:

[(1, 7021660), (2, 3510830), (4, 1755415), (5, 1404332), (10, 702166), (20, 351083), (41, 171260), (82, 85630), (164, 42815), (205, 34252), (410, 17126), (820, 8563)]