123834620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{68041}}^1$

素因数の和:68070

約数の個数: 48

約数和(自身を含む): 320069568

約数和(自身を除く): 196234948

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, 68041, 136082, 272164, 340205, 476287, 680410, 884533, 952574, 1360820, 1769066, 1905148, 2381435, 3538132, 4422665, 4762870, 6191731, 8845330, 9525740, 12383462, 17690660, 24766924, 30958655, 61917310, 123834620]

約数ペア:

[(1, 123834620), (2, 61917310), (4, 30958655), (5, 24766924), (7, 17690660), (10, 12383462), (13, 9525740), (14, 8845330), (20, 6191731), (26, 4762870), (28, 4422665), (35, 3538132), (52, 2381435), (65, 1905148), (70, 1769066), (91, 1360820), (130, 952574), (140, 884533), (182, 680410), (260, 476287), (364, 340205), (455, 272164), (910, 136082), (1820, 68041)]