8234380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5347}}^1$

素因数の和:5374

約数の個数: 48

約数和(自身を含む): 21563136

約数和(自身を除く): 13328756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5347, 10694, 21388, 26735, 37429, 53470, 58817, 74858, 106940, 117634, 149716, 187145, 235268, 294085, 374290, 411719, 588170, 748580, 823438, 1176340, 1646876, 2058595, 4117190, 8234380]

約数ペア:

[(1, 8234380), (2, 4117190), (4, 2058595), (5, 1646876), (7, 1176340), (10, 823438), (11, 748580), (14, 588170), (20, 411719), (22, 374290), (28, 294085), (35, 235268), (44, 187145), (55, 149716), (70, 117634), (77, 106940), (110, 74858), (140, 58817), (154, 53470), (220, 37429), (308, 26735), (385, 21388), (770, 10694), (1540, 5347)]