5558000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{397}}^1$

素因数の和:427

約数の個数: 80

約数和(自身を含む): 15397824

約数和(自身を除く): 9839824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 397, 400, 500, 560, 700, 794, 875, 1000, 1400, 1588, 1750, 1985, 2000, 2779, 2800, 3176, 3500, 3970, 5558, 6352, 7000, 7940, 9925, 11116, 13895, 14000, 15880, 19850, 22232, 27790, 31760, 39700, 44464, 49625, 55580, 69475, 79400, 99250, 111160, 138950, 158800, 198500, 222320, 277900, 347375, 397000, 555800, 694750, 794000, 1111600, 1389500, 2779000, 5558000]

約数ペア:

[(1, 5558000), (2, 2779000), (4, 1389500), (5, 1111600), (7, 794000), (8, 694750), (10, 555800), (14, 397000), (16, 347375), (20, 277900), (25, 222320), (28, 198500), (35, 158800), (40, 138950), (50, 111160), (56, 99250), (70, 79400), (80, 69475), (100, 55580), (112, 49625), (125, 44464), (140, 39700), (175, 31760), (200, 27790), (250, 22232), (280, 19850), (350, 15880), (397, 14000), (400, 13895), (500, 11116), (560, 9925), (700, 7940), (794, 7000), (875, 6352), (1000, 5558), (1400, 3970), (1588, 3500), (1750, 3176), (1985, 2800), (2000, 2779)]