67961960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{154459}}^1$

素因数の和:154481

約数の個数: 32

約数和(自身を含む): 166816800

約数和(自身を除く): 98854840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 154459, 308918, 617836, 772295, 1235672, 1544590, 1699049, 3089180, 3398098, 6178360, 6796196, 8495245, 13592392, 16990490, 33980980, 67961960]

約数ペア:

[(1, 67961960), (2, 33980980), (4, 16990490), (5, 13592392), (8, 8495245), (10, 6796196), (11, 6178360), (20, 3398098), (22, 3089180), (40, 1699049), (44, 1544590), (55, 1235672), (88, 772295), (110, 617836), (220, 308918), (440, 154459)]