1885990

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1249}}^1$

素因数の和:1407

約数の個数: 16

約数和(自身を含む): 3420000

約数和(自身を除く): 1534010

約数列:

[1, 2, 5, 10, 151, 302, 755, 1249, 1510, 2498, 6245, 12490, 188599, 377198, 942995, 1885990]

約数ペア:

[(1, 1885990), (2, 942995), (5, 377198), (10, 188599), (151, 12490), (302, 6245), (755, 2498), (1249, 1510)]