8272460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1597}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 20403264

約数和(自身を除く): 12130804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 1597, 2590, 3194, 5180, 6388, 7985, 11179, 15970, 22358, 31940, 44716, 55895, 59089, 111790, 118178, 223580, 236356, 295445, 413623, 590890, 827246, 1181780, 1654492, 2068115, 4136230, 8272460]

約数ペア:

[(1, 8272460), (2, 4136230), (4, 2068115), (5, 1654492), (7, 1181780), (10, 827246), (14, 590890), (20, 413623), (28, 295445), (35, 236356), (37, 223580), (70, 118178), (74, 111790), (140, 59089), (148, 55895), (185, 44716), (259, 31940), (370, 22358), (518, 15970), (740, 11179), (1036, 7985), (1295, 6388), (1597, 5180), (2590, 3194)]