320320858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{6257}}^1$

素因数の和:6462

約数の個数: 32

約数和(自身を含む): 567725760

約数和(自身を除く): 247404902

約数列:

[1, 2, 11, 13, 22, 26, 143, 179, 286, 358, 1969, 2327, 3938, 4654, 6257, 12514, 25597, 51194, 68827, 81341, 137654, 162682, 894751, 1120003, 1789502, 2240006, 12320033, 14560039, 24640066, 29120078, 160160429, 320320858]

約数ペア:

[(1, 320320858), (2, 160160429), (11, 29120078), (13, 24640066), (22, 14560039), (26, 12320033), (143, 2240006), (179, 1789502), (286, 1120003), (358, 894751), (1969, 162682), (2327, 137654), (3938, 81341), (4654, 68827), (6257, 51194), (12514, 25597)]