1949000

素因数分解:

$2^3\times 5^3\times {\mathrm{1949}}^1$

素因数の和:1970

約数の個数: 32

約数和(自身を含む): 4563000

約数和(自身を除く): 2614000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 1949, 3898, 7796, 9745, 15592, 19490, 38980, 48725, 77960, 97450, 194900, 243625, 389800, 487250, 974500, 1949000]

約数ペア:

[(1, 1949000), (2, 974500), (4, 487250), (5, 389800), (8, 243625), (10, 194900), (20, 97450), (25, 77960), (40, 48725), (50, 38980), (100, 19490), (125, 15592), (200, 9745), (250, 7796), (500, 3898), (1000, 1949)]