680908814

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{12919}}^1$

素因数の和:13032

約数の個数: 24

約数和(自身を含む): 1092799440

約数和(自身を除く): 411890626

約数列:

[1, 2, 19, 38, 73, 146, 361, 722, 1387, 2774, 12919, 25838, 26353, 52706, 245461, 490922, 943087, 1886174, 4663759, 9327518, 17918653, 35837306, 340454407, 680908814]

約数ペア:

[(1, 680908814), (2, 340454407), (19, 35837306), (38, 17918653), (73, 9327518), (146, 4663759), (361, 1886174), (722, 943087), (1387, 490922), (2774, 245461), (12919, 52706), (25838, 26353)]