18578000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{1327}}^1$

素因数の和:1357

約数の個数: 80

約数和(自身を含む): 51377664

約数和(自身を除く): 32799664

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, 400, 500, 560, 700, 875, 1000, 1327, 1400, 1750, 2000, 2654, 2800, 3500, 5308, 6635, 7000, 9289, 10616, 13270, 14000, 18578, 21232, 26540, 33175, 37156, 46445, 53080, 66350, 74312, 92890, 106160, 132700, 148624, 165875, 185780, 232225, 265400, 331750, 371560, 464450, 530800, 663500, 743120, 928900, 1161125, 1327000, 1857800, 2322250, 2654000, 3715600, 4644500, 9289000, 18578000]

約数ペア:

[(1, 18578000), (2, 9289000), (4, 4644500), (5, 3715600), (7, 2654000), (8, 2322250), (10, 1857800), (14, 1327000), (16, 1161125), (20, 928900), (25, 743120), (28, 663500), (35, 530800), (40, 464450), (50, 371560), (56, 331750), (70, 265400), (80, 232225), (100, 185780), (112, 165875), (125, 148624), (140, 132700), (175, 106160), (200, 92890), (250, 74312), (280, 66350), (350, 53080), (400, 46445), (500, 37156), (560, 33175), (700, 26540), (875, 21232), (1000, 18578), (1327, 14000), (1400, 13270), (1750, 10616), (2000, 9289), (2654, 7000), (2800, 6635), (3500, 5308)]