20146000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1469

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 35564720

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, 1400, 1439, 1750, 2000, 2800, 2878, 3500, 5756, 7000, 7195, 10073, 11512, 14000, 14390, 20146, 23024, 28780, 35975, 40292, 50365, 57560, 71950, 80584, 100730, 115120, 143900, 161168, 179875, 201460, 251825, 287800, 359750, 402920, 503650, 575600, 719500, 805840, 1007300, 1259125, 1439000, 2014600, 2518250, 2878000, 4029200, 5036500, 10073000, 20146000]

約数ペア:

[(1, 20146000), (2, 10073000), (4, 5036500), (5, 4029200), (7, 2878000), (8, 2518250), (10, 2014600), (14, 1439000), (16, 1259125), (20, 1007300), (25, 805840), (28, 719500), (35, 575600), (40, 503650), (50, 402920), (56, 359750), (70, 287800), (80, 251825), (100, 201460), (112, 179875), (125, 161168), (140, 143900), (175, 115120), (200, 100730), (250, 80584), (280, 71950), (350, 57560), (400, 50365), (500, 40292), (560, 35975), (700, 28780), (875, 23024), (1000, 20146), (1400, 14390), (1439, 14000), (1750, 11512), (2000, 10073), (2800, 7195), (2878, 7000), (3500, 5756)]