788228720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{185903}}^1$

素因数の和:185969

約数の個数: 40

約数和(自身を含む): 1867219776

約数和(自身を除く): 1078991056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 185903, 371806, 743612, 929515, 1487224, 1859030, 2974448, 3718060, 7436120, 9852859, 14872240, 19705718, 39411436, 49264295, 78822872, 98528590, 157645744, 197057180, 394114360, 788228720]

約数ペア:

[(1, 788228720), (2, 394114360), (4, 197057180), (5, 157645744), (8, 98528590), (10, 78822872), (16, 49264295), (20, 39411436), (40, 19705718), (53, 14872240), (80, 9852859), (106, 7436120), (212, 3718060), (265, 2974448), (424, 1859030), (530, 1487224), (848, 929515), (1060, 743612), (2120, 371806), (4240, 185903)]