210441680

素因数分解:

$2^4\times 5^1\times {\mathrm{2630521}}^1$

素因数の和:2630534

約数の個数: 20

約数和(自身を含む): 489277092

約数和(自身を除く): 278835412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2630521, 5261042, 10522084, 13152605, 21044168, 26305210, 42088336, 52610420, 105220840, 210441680]

約数ペア:

[(1, 210441680), (2, 105220840), (4, 52610420), (5, 42088336), (8, 26305210), (10, 21044168), (16, 13152605), (20, 10522084), (40, 5261042), (80, 2630521)]