11989787120

素因数分解:

$2^4\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{103289}}^1$

素因数の和:104753

約数の個数: 40

約数和(自身を含む): 27895736880

約数和(自身を除く): 15905949760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1451, 2902, 5804, 7255, 11608, 14510, 23216, 29020, 58040, 103289, 116080, 206578, 413156, 516445, 826312, 1032890, 1652624, 2065780, 4131560, 8263120, 149872339, 299744678, 599489356, 749361695, 1198978712, 1498723390, 2397957424, 2997446780, 5994893560, 11989787120]

約数ペア:

[(1, 11989787120), (2, 5994893560), (4, 2997446780), (5, 2397957424), (8, 1498723390), (10, 1198978712), (16, 749361695), (20, 599489356), (40, 299744678), (80, 149872339), (1451, 8263120), (2902, 4131560), (5804, 2065780), (7255, 1652624), (11608, 1032890), (14510, 826312), (23216, 516445), (29020, 413156), (58040, 206578), (103289, 116080)]