119188880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18859}}^1$

素因数の和:18951

約数の個数: 40

約数和(自身を含む): 280636800

約数和(自身を除く): 161447920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 18859, 37718, 75436, 94295, 150872, 188590, 301744, 377180, 754360, 1489861, 1508720, 2979722, 5959444, 7449305, 11918888, 14898610, 23837776, 29797220, 59594440, 119188880]

約数ペア:

[(1, 119188880), (2, 59594440), (4, 29797220), (5, 23837776), (8, 14898610), (10, 11918888), (16, 7449305), (20, 5959444), (40, 2979722), (79, 1508720), (80, 1489861), (158, 754360), (316, 377180), (395, 301744), (632, 188590), (790, 150872), (1264, 94295), (1580, 75436), (3160, 37718), (6320, 18859)]