56504920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 132613920

約数和(自身を除く): 76109000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 523, 584, 730, 740, 1046, 1460, 1480, 2092, 2615, 2701, 2920, 4184, 5230, 5402, 10460, 10804, 13505, 19351, 20920, 21608, 27010, 38179, 38702, 54020, 76358, 77404, 96755, 108040, 152716, 154808, 190895, 193510, 305432, 381790, 387020, 763580, 774040, 1412623, 1527160, 2825246, 5650492, 7063115, 11300984, 14126230, 28252460, 56504920]

約数ペア:

[(1, 56504920), (2, 28252460), (4, 14126230), (5, 11300984), (8, 7063115), (10, 5650492), (20, 2825246), (37, 1527160), (40, 1412623), (73, 774040), (74, 763580), (146, 387020), (148, 381790), (185, 305432), (292, 193510), (296, 190895), (365, 154808), (370, 152716), (523, 108040), (584, 96755), (730, 77404), (740, 76358), (1046, 54020), (1460, 38702), (1480, 38179), (2092, 27010), (2615, 21608), (2701, 20920), (2920, 19351), (4184, 13505), (5230, 10804), (5402, 10460)]