164018360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{372769}}^1$

素因数の和:372791

約数の個数: 32

約数和(自身を含む): 402591600

約数和(自身を除く): 238573240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 372769, 745538, 1491076, 1863845, 2982152, 3727690, 4100459, 7455380, 8200918, 14910760, 16401836, 20502295, 32803672, 41004590, 82009180, 164018360]

約数ペア:

[(1, 164018360), (2, 82009180), (4, 41004590), (5, 32803672), (8, 20502295), (10, 16401836), (11, 14910760), (20, 8200918), (22, 7455380), (40, 4100459), (44, 3727690), (55, 2982152), (88, 1863845), (110, 1491076), (220, 745538), (440, 372769)]