552762460

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 1173775680

約数和(自身を除く): 621013220

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 401, 439, 628, 785, 802, 878, 1570, 1604, 1756, 2005, 2195, 3140, 4010, 4390, 8020, 8780, 62957, 68923, 125914, 137846, 176039, 251828, 275692, 314785, 344615, 352078, 629570, 689230, 704156, 880195, 1259140, 1378460, 1760390, 3520780, 27638123, 55276246, 110552492, 138190615, 276381230, 552762460]

約数ペア:

[(1, 552762460), (2, 276381230), (4, 138190615), (5, 110552492), (10, 55276246), (20, 27638123), (157, 3520780), (314, 1760390), (401, 1378460), (439, 1259140), (628, 880195), (785, 704156), (802, 689230), (878, 629570), (1570, 352078), (1604, 344615), (1756, 314785), (2005, 275692), (2195, 251828), (3140, 176039), (4010, 137846), (4390, 125914), (8020, 68923), (8780, 62957)]