1553204240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2773579}}^1$

素因数の和:2773599

約数の個数: 40

約数和(自身を含む): 4127087040

約数和(自身を除く): 2573882800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2773579, 5547158, 11094316, 13867895, 19415053, 22188632, 27735790, 38830106, 44377264, 55471580, 77660212, 97075265, 110943160, 155320424, 194150530, 221886320, 310640848, 388301060, 776602120, 1553204240]

約数ペア:

[(1, 1553204240), (2, 776602120), (4, 388301060), (5, 310640848), (7, 221886320), (8, 194150530), (10, 155320424), (14, 110943160), (16, 97075265), (20, 77660212), (28, 55471580), (35, 44377264), (40, 38830106), (56, 27735790), (70, 22188632), (80, 19415053), (112, 13867895), (140, 11094316), (280, 5547158), (560, 2773579)]