2783172680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{87083}}^1$

素因数の和:87158

約数の個数: 64

約数和(自身を含む): 6771651840

約数和(自身を除く): 3988479160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1880, 3196, 3995, 6392, 7990, 15980, 31960, 87083, 174166, 348332, 435415, 696664, 870830, 1480411, 1741660, 2960822, 3483320, 4092901, 5921644, 7402055, 8185802, 11843288, 14804110, 16371604, 20464505, 29608220, 32743208, 40929010, 59216440, 69579317, 81858020, 139158634, 163716040, 278317268, 347896585, 556634536, 695793170, 1391586340, 2783172680]

約数ペア:

[(1, 2783172680), (2, 1391586340), (4, 695793170), (5, 556634536), (8, 347896585), (10, 278317268), (17, 163716040), (20, 139158634), (34, 81858020), (40, 69579317), (47, 59216440), (68, 40929010), (85, 32743208), (94, 29608220), (136, 20464505), (170, 16371604), (188, 14804110), (235, 11843288), (340, 8185802), (376, 7402055), (470, 5921644), (680, 4092901), (799, 3483320), (940, 2960822), (1598, 1741660), (1880, 1480411), (3196, 870830), (3995, 696664), (6392, 435415), (7990, 348332), (15980, 174166), (31960, 87083)]