20154722770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22148047}}^1$

素因数の和:22148074

約数の個数: 32

約数和(自身を含む): 44650464768

約数和(自身を除く): 24495741998

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22148047, 44296094, 110740235, 155036329, 221480470, 287924611, 310072658, 575849222, 775181645, 1439623055, 1550363290, 2015472277, 2879246110, 4030944554, 10077361385, 20154722770]

約数ペア:

[(1, 20154722770), (2, 10077361385), (5, 4030944554), (7, 2879246110), (10, 2015472277), (13, 1550363290), (14, 1439623055), (26, 775181645), (35, 575849222), (65, 310072658), (70, 287924611), (91, 221480470), (130, 155036329), (182, 110740235), (455, 44296094), (910, 22148047)]