20126661940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13069261}}^1$

素因数の和:13069288

約数の個数: 48

約数和(自身を含む): 52695264384

約数和(自身を除く): 32568602444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 13069261, 26138522, 52277044, 65346305, 91484827, 130692610, 143761871, 182969654, 261385220, 287523742, 365939308, 457424135, 575047484, 718809355, 914848270, 1006333097, 1437618710, 1829696540, 2012666194, 2875237420, 4025332388, 5031665485, 10063330970, 20126661940]

約数ペア:

[(1, 20126661940), (2, 10063330970), (4, 5031665485), (5, 4025332388), (7, 2875237420), (10, 2012666194), (11, 1829696540), (14, 1437618710), (20, 1006333097), (22, 914848270), (28, 718809355), (35, 575047484), (44, 457424135), (55, 365939308), (70, 287523742), (77, 261385220), (110, 182969654), (140, 143761871), (154, 130692610), (220, 91484827), (308, 65346305), (385, 52277044), (770, 26138522), (1540, 13069261)]