4021056280

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{126131}}^1$

素因数の和:126939

約数の個数: 32

約数和(自身を含む): 9058800240

約数和(自身を除く): 5037743960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 3188, 3985, 6376, 7970, 15940, 31880, 126131, 252262, 504524, 630655, 1009048, 1261310, 2522620, 5045240, 100526407, 201052814, 402105628, 502632035, 804211256, 1005264070, 2010528140, 4021056280]

約数ペア:

[(1, 4021056280), (2, 2010528140), (4, 1005264070), (5, 804211256), (8, 502632035), (10, 402105628), (20, 201052814), (40, 100526407), (797, 5045240), (1594, 2522620), (3188, 1261310), (3985, 1009048), (6376, 630655), (7970, 504524), (15940, 252262), (31880, 126131)]