20780424

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41231}}^1$

素因数の和:41250

約数の個数: 48

約数和(自身を含む): 64321920

約数和(自身を除く): 43541496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41231, 82462, 123693, 164924, 247386, 288617, 329848, 371079, 494772, 577234, 742158, 865851, 989544, 1154468, 1484316, 1731702, 2308936, 2597553, 2968632, 3463404, 5195106, 6926808, 10390212, 20780424]

約数ペア:

[(1, 20780424), (2, 10390212), (3, 6926808), (4, 5195106), (6, 3463404), (7, 2968632), (8, 2597553), (9, 2308936), (12, 1731702), (14, 1484316), (18, 1154468), (21, 989544), (24, 865851), (28, 742158), (36, 577234), (42, 494772), (56, 371079), (63, 329848), (72, 288617), (84, 247386), (126, 164924), (168, 123693), (252, 82462), (504, 41231)]