716572220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{393721}}^1$

素因数の和:393750

約数の個数: 48

約数和(自身を含む): 1852068288

約数和(自身を除く): 1135496068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 393721, 787442, 1574884, 1968605, 2756047, 3937210, 5118373, 5512094, 7874420, 10236746, 11024188, 13780235, 20473492, 25591865, 27560470, 35828611, 51183730, 55120940, 71657222, 102367460, 143314444, 179143055, 358286110, 716572220]

約数ペア:

[(1, 716572220), (2, 358286110), (4, 179143055), (5, 143314444), (7, 102367460), (10, 71657222), (13, 55120940), (14, 51183730), (20, 35828611), (26, 27560470), (28, 25591865), (35, 20473492), (52, 13780235), (65, 11024188), (70, 10236746), (91, 7874420), (130, 5512094), (140, 5118373), (182, 3937210), (260, 2756047), (364, 1968605), (455, 1574884), (910, 787442), (1820, 393721)]