16316660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 19971340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 449, 460, 790, 898, 1580, 1796, 1817, 2245, 3634, 4490, 7268, 8980, 9085, 10327, 18170, 20654, 35471, 36340, 41308, 51635, 70942, 103270, 141884, 177355, 206540, 354710, 709420, 815833, 1631666, 3263332, 4079165, 8158330, 16316660]

約数ペア:

[(1, 16316660), (2, 8158330), (4, 4079165), (5, 3263332), (10, 1631666), (20, 815833), (23, 709420), (46, 354710), (79, 206540), (92, 177355), (115, 141884), (158, 103270), (230, 70942), (316, 51635), (395, 41308), (449, 36340), (460, 35471), (790, 20654), (898, 18170), (1580, 10327), (1796, 9085), (1817, 8980), (2245, 7268), (3634, 4490)]