2019611200

素因数分解:

$2^6\times 5^2\times {\mathrm{199}}^1\times {\mathrm{6343}}^1$

素因数の和:6564

約数の個数: 84

約数和(自身を含む): 4995265600

約数和(自身を除く): 2975654400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 199, 200, 320, 398, 400, 796, 800, 995, 1592, 1600, 1990, 3184, 3980, 4975, 6343, 6368, 7960, 9950, 12686, 12736, 15920, 19900, 25372, 31715, 31840, 39800, 50744, 63430, 63680, 79600, 101488, 126860, 158575, 159200, 202976, 253720, 317150, 318400, 405952, 507440, 634300, 1014880, 1262257, 1268600, 2029760, 2524514, 2537200, 5049028, 5074400, 6311285, 10098056, 10148800, 12622570, 20196112, 25245140, 31556425, 40392224, 50490280, 63112850, 80784448, 100980560, 126225700, 201961120, 252451400, 403922240, 504902800, 1009805600, 2019611200]

約数ペア:

[(1, 2019611200), (2, 1009805600), (4, 504902800), (5, 403922240), (8, 252451400), (10, 201961120), (16, 126225700), (20, 100980560), (25, 80784448), (32, 63112850), (40, 50490280), (50, 40392224), (64, 31556425), (80, 25245140), (100, 20196112), (160, 12622570), (199, 10148800), (200, 10098056), (320, 6311285), (398, 5074400), (400, 5049028), (796, 2537200), (800, 2524514), (995, 2029760), (1592, 1268600), (1600, 1262257), (1990, 1014880), (3184, 634300), (3980, 507440), (4975, 405952), (6343, 318400), (6368, 317150), (7960, 253720), (9950, 202976), (12686, 159200), (12736, 158575), (15920, 126860), (19900, 101488), (25372, 79600), (31715, 63680), (31840, 63430), (39800, 50744)]