1490000

素因数分解:

$2^4\times 5^4\times {\mathrm{149}}^1$

素因数の和:177

約数の個数: 50

約数和(自身を含む): 3631650

約数和(自身を除く): 2141650

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 149, 200, 250, 298, 400, 500, 596, 625, 745, 1000, 1192, 1250, 1490, 2000, 2384, 2500, 2980, 3725, 5000, 5960, 7450, 10000, 11920, 14900, 18625, 29800, 37250, 59600, 74500, 93125, 149000, 186250, 298000, 372500, 745000, 1490000]

約数ペア:

[(1, 1490000), (2, 745000), (4, 372500), (5, 298000), (8, 186250), (10, 149000), (16, 93125), (20, 74500), (25, 59600), (40, 37250), (50, 29800), (80, 18625), (100, 14900), (125, 11920), (149, 10000), (200, 7450), (250, 5960), (298, 5000), (400, 3725), (500, 2980), (596, 2500), (625, 2384), (745, 2000), (1000, 1490), (1192, 1250)]