20936070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25847}}^1$

素因数の和:25866

約数の個数: 40

約数和(自身を含む): 56296944

約数和(自身を除く): 35360874

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25847, 51694, 77541, 129235, 155082, 232623, 258470, 387705, 465246, 697869, 775410, 1163115, 1395738, 2093607, 2326230, 3489345, 4187214, 6978690, 10468035, 20936070]

約数ペア:

[(1, 20936070), (2, 10468035), (3, 6978690), (5, 4187214), (6, 3489345), (9, 2326230), (10, 2093607), (15, 1395738), (18, 1163115), (27, 775410), (30, 697869), (45, 465246), (54, 387705), (81, 258470), (90, 232623), (135, 155082), (162, 129235), (270, 77541), (405, 51694), (810, 25847)]