13895000

素因数分解:

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

素因数の和:430

約数の個数: 80

約数和(自身を含む): 37300560

約数和(自身を除く): 23405560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 397, 500, 625, 700, 794, 875, 1000, 1250, 1400, 1588, 1750, 1985, 2500, 2779, 3176, 3500, 3970, 4375, 5000, 5558, 7000, 7940, 8750, 9925, 11116, 13895, 15880, 17500, 19850, 22232, 27790, 35000, 39700, 49625, 55580, 69475, 79400, 99250, 111160, 138950, 198500, 248125, 277900, 347375, 397000, 496250, 555800, 694750, 992500, 1389500, 1736875, 1985000, 2779000, 3473750, 6947500, 13895000]

約数ペア:

[(1, 13895000), (2, 6947500), (4, 3473750), (5, 2779000), (7, 1985000), (8, 1736875), (10, 1389500), (14, 992500), (20, 694750), (25, 555800), (28, 496250), (35, 397000), (40, 347375), (50, 277900), (56, 248125), (70, 198500), (100, 138950), (125, 111160), (140, 99250), (175, 79400), (200, 69475), (250, 55580), (280, 49625), (350, 39700), (397, 35000), (500, 27790), (625, 22232), (700, 19850), (794, 17500), (875, 15880), (1000, 13895), (1250, 11116), (1400, 9925), (1588, 8750), (1750, 7940), (1985, 7000), (2500, 5558), (2779, 5000), (3176, 4375), (3500, 3970)]