2021115760

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{41621}}^1$

素因数の和:42241

約数の個数: 40

約数和(自身を含む): 4706948736

約数和(自身を除く): 2685832976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 1214, 2428, 3035, 4856, 6070, 9712, 12140, 24280, 41621, 48560, 83242, 166484, 208105, 332968, 416210, 665936, 832420, 1664840, 3329680, 25263947, 50527894, 101055788, 126319735, 202111576, 252639470, 404223152, 505278940, 1010557880, 2021115760]

約数ペア:

[(1, 2021115760), (2, 1010557880), (4, 505278940), (5, 404223152), (8, 252639470), (10, 202111576), (16, 126319735), (20, 101055788), (40, 50527894), (80, 25263947), (607, 3329680), (1214, 1664840), (2428, 832420), (3035, 665936), (4856, 416210), (6070, 332968), (9712, 208105), (12140, 166484), (24280, 83242), (41621, 48560)]