1900840

素因数分解:

$2^3\times 5^1\times {\mathrm{47521}}^1$

素因数の和:47532

約数の個数: 16

約数和(自身を含む): 4276980

約数和(自身を除く): 2376140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47521, 95042, 190084, 237605, 380168, 475210, 950420, 1900840]

約数ペア:

[(1, 1900840), (2, 950420), (4, 475210), (5, 380168), (8, 237605), (10, 190084), (20, 95042), (40, 47521)]