40879678

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 74154240

約数和(自身を除く): 33274562

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 313, 491, 626, 982, 2191, 3437, 4382, 5947, 6874, 9329, 11894, 18658, 41629, 65303, 83258, 130606, 153683, 307366, 1075781, 2151562, 2919977, 5839954, 20439839, 40879678]

約数ペア:

[(1, 40879678), (2, 20439839), (7, 5839954), (14, 2919977), (19, 2151562), (38, 1075781), (133, 307366), (266, 153683), (313, 130606), (491, 83258), (626, 65303), (982, 41629), (2191, 18658), (3437, 11894), (4382, 9329), (5947, 6874)]