19993200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{16661}}^1$

素因数の和:16682

約数の個数: 60

約数和(自身を含む): 64048728

約数和(自身を除く): 44055528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 16661, 33322, 49983, 66644, 83305, 99966, 133288, 166610, 199932, 249915, 266576, 333220, 399864, 416525, 499830, 666440, 799728, 833050, 999660, 1249575, 1332880, 1666100, 1999320, 2499150, 3332200, 3998640, 4998300, 6664400, 9996600, 19993200]

約数ペア:

[(1, 19993200), (2, 9996600), (3, 6664400), (4, 4998300), (5, 3998640), (6, 3332200), (8, 2499150), (10, 1999320), (12, 1666100), (15, 1332880), (16, 1249575), (20, 999660), (24, 833050), (25, 799728), (30, 666440), (40, 499830), (48, 416525), (50, 399864), (60, 333220), (75, 266576), (80, 249915), (100, 199932), (120, 166610), (150, 133288), (200, 99966), (240, 83305), (300, 66644), (400, 49983), (600, 33322), (1200, 16661)]