20925200

素因数分解:

$2^4\times 5^2\times {\mathrm{52313}}^1$

素因数の和:52331

約数の個数: 30

約数和(自身を含む): 50273754

約数和(自身を除く): 29348554

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 52313, 104626, 209252, 261565, 418504, 523130, 837008, 1046260, 1307825, 2092520, 2615650, 4185040, 5231300, 10462600, 20925200]

約数ペア:

[(1, 20925200), (2, 10462600), (4, 5231300), (5, 4185040), (8, 2615650), (10, 2092520), (16, 1307825), (20, 1046260), (25, 837008), (40, 523130), (50, 418504), (80, 261565), (100, 209252), (200, 104626), (400, 52313)]