13830507640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{14983}}^1$

素因数の和:15532

約数の個数: 64

約数和(自身を含む): 31847592960

約数和(自身を除く): 18017085320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 491, 940, 982, 1880, 1964, 2455, 3928, 4910, 9820, 14983, 19640, 23077, 29966, 46154, 59932, 74915, 92308, 115385, 119864, 149830, 184616, 230770, 299660, 461540, 599320, 704201, 923080, 1408402, 2816804, 3521005, 5633608, 7042010, 7356653, 14084020, 14713306, 28168040, 29426612, 36783265, 58853224, 73566530, 147133060, 294266120, 345762691, 691525382, 1383050764, 1728813455, 2766101528, 3457626910, 6915253820, 13830507640]

約数ペア:

[(1, 13830507640), (2, 6915253820), (4, 3457626910), (5, 2766101528), (8, 1728813455), (10, 1383050764), (20, 691525382), (40, 345762691), (47, 294266120), (94, 147133060), (188, 73566530), (235, 58853224), (376, 36783265), (470, 29426612), (491, 28168040), (940, 14713306), (982, 14084020), (1880, 7356653), (1964, 7042010), (2455, 5633608), (3928, 3521005), (4910, 2816804), (9820, 1408402), (14983, 923080), (19640, 704201), (23077, 599320), (29966, 461540), (46154, 299660), (59932, 230770), (74915, 184616), (92308, 149830), (115385, 119864)]