1315667620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{4327}}^1$

素因数の和:5020

約数の個数: 48

約数和(自身を含む): 2888057088

約数和(自身を除く): 1572389468

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 661, 1322, 2644, 3305, 4327, 6610, 8654, 13220, 15203, 17308, 21635, 30406, 43270, 60812, 76015, 86540, 99521, 152030, 199042, 304060, 398084, 497605, 995210, 1990420, 2860147, 5720294, 11440588, 14300735, 28601470, 57202940, 65783381, 131566762, 263133524, 328916905, 657833810, 1315667620]

約数ペア:

[(1, 1315667620), (2, 657833810), (4, 328916905), (5, 263133524), (10, 131566762), (20, 65783381), (23, 57202940), (46, 28601470), (92, 14300735), (115, 11440588), (230, 5720294), (460, 2860147), (661, 1990420), (1322, 995210), (2644, 497605), (3305, 398084), (4327, 304060), (6610, 199042), (8654, 152030), (13220, 99521), (15203, 86540), (17308, 76015), (21635, 60812), (30406, 43270)]