2019367075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 2808748800

約数和(自身を除く): 789381725

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 389, 439, 473, 1075, 1945, 2195, 2365, 4279, 4829, 9725, 10975, 11825, 16727, 18877, 21395, 24145, 83635, 94385, 106975, 120725, 170771, 183997, 207647, 418175, 471925, 853855, 919985, 1038235, 1878481, 4269275, 4599925, 5191175, 7343153, 9392405, 36715765, 46962025, 80774683, 183578825, 403873415, 2019367075]

約数ペア:

[(1, 2019367075), (5, 403873415), (11, 183578825), (25, 80774683), (43, 46962025), (55, 36715765), (215, 9392405), (275, 7343153), (389, 5191175), (439, 4599925), (473, 4269275), (1075, 1878481), (1945, 1038235), (2195, 919985), (2365, 853855), (4279, 471925), (4829, 418175), (9725, 207647), (10975, 183997), (11825, 170771), (16727, 120725), (18877, 106975), (21395, 94385), (24145, 83635)]