794000

素因数分解:

$2^4\times 5^3\times {\mathrm{397}}^1$

素因数の和:420

約数の個数: 40

約数和(自身を含む): 1924728

約数和(自身を除く): 1130728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 397, 400, 500, 794, 1000, 1588, 1985, 2000, 3176, 3970, 6352, 7940, 9925, 15880, 19850, 31760, 39700, 49625, 79400, 99250, 158800, 198500, 397000, 794000]

約数ペア:

[(1, 794000), (2, 397000), (4, 198500), (5, 158800), (8, 99250), (10, 79400), (16, 49625), (20, 39700), (25, 31760), (40, 19850), (50, 15880), (80, 9925), (100, 7940), (125, 6352), (200, 3970), (250, 3176), (397, 2000), (400, 1985), (500, 1588), (794, 1000)]