2198468380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2681059}}^1$

素因数の和:2681109

約数の個数: 24

約数和(自身を含む): 4729389840

約数和(自身を除く): 2530921460

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2681059, 5362118, 10724236, 13405295, 26810590, 53621180, 109923419, 219846838, 439693676, 549617095, 1099234190, 2198468380]

約数ペア:

[(1, 2198468380), (2, 1099234190), (4, 549617095), (5, 439693676), (10, 219846838), (20, 109923419), (41, 53621180), (82, 26810590), (164, 13405295), (205, 10724236), (410, 5362118), (820, 2681059)]