68837380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1693}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 153679680

約数和(自身を除く): 84842300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 1693, 2033, 2140, 3386, 4066, 6772, 8132, 8465, 10165, 16930, 20330, 32167, 33860, 40660, 64334, 128668, 160835, 181151, 321670, 362302, 643340, 724604, 905755, 1811510, 3441869, 3623020, 6883738, 13767476, 17209345, 34418690, 68837380]

約数ペア:

[(1, 68837380), (2, 34418690), (4, 17209345), (5, 13767476), (10, 6883738), (19, 3623020), (20, 3441869), (38, 1811510), (76, 905755), (95, 724604), (107, 643340), (190, 362302), (214, 321670), (380, 181151), (428, 160835), (535, 128668), (1070, 64334), (1693, 40660), (2033, 33860), (2140, 32167), (3386, 20330), (4066, 16930), (6772, 10165), (8132, 8465)]