2906673020

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{355339}}^1$

素因数の和:355757

約数の個数: 24

約数和(自身を含む): 6118954800

約数和(自身を除く): 3212281780

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 355339, 710678, 1421356, 1776695, 3553390, 7106780, 145333651, 290667302, 581334604, 726668255, 1453336510, 2906673020]

約数ペア:

[(1, 2906673020), (2, 1453336510), (4, 726668255), (5, 581334604), (10, 290667302), (20, 145333651), (409, 7106780), (818, 3553390), (1636, 1776695), (2045, 1421356), (4090, 710678), (8180, 355339)]