540049180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{10271}}^1$

素因数の和:10530

約数の個数: 48

約数和(自身を含む): 1242501120

約数和(自身を除く): 702451940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 478, 956, 1195, 2390, 2629, 4780, 5258, 10271, 10516, 13145, 20542, 26290, 41084, 51355, 52580, 102710, 112981, 205420, 225962, 451924, 564905, 1129810, 2259620, 2454769, 4909538, 9819076, 12273845, 24547690, 27002459, 49095380, 54004918, 108009836, 135012295, 270024590, 540049180]

約数ペア:

[(1, 540049180), (2, 270024590), (4, 135012295), (5, 108009836), (10, 54004918), (11, 49095380), (20, 27002459), (22, 24547690), (44, 12273845), (55, 9819076), (110, 4909538), (220, 2454769), (239, 2259620), (478, 1129810), (956, 564905), (1195, 451924), (2390, 225962), (2629, 205420), (4780, 112981), (5258, 102710), (10271, 52580), (10516, 51355), (13145, 41084), (20542, 26290)]