219616460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42397}}^1$

素因数の和:42450

約数の個数: 48

約数和(自身を含む): 541337664

約数和(自身を除く): 321721204

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, 2590, 5180, 42397, 84794, 169588, 211985, 296779, 423970, 593558, 847940, 1187116, 1483895, 1568689, 2967790, 3137378, 5935580, 6274756, 7843445, 10980823, 15686890, 21961646, 31373780, 43923292, 54904115, 109808230, 219616460]

約数ペア:

[(1, 219616460), (2, 109808230), (4, 54904115), (5, 43923292), (7, 31373780), (10, 21961646), (14, 15686890), (20, 10980823), (28, 7843445), (35, 6274756), (37, 5935580), (70, 3137378), (74, 2967790), (140, 1568689), (148, 1483895), (185, 1187116), (259, 847940), (370, 593558), (518, 423970), (740, 296779), (1036, 211985), (1295, 169588), (2590, 84794), (5180, 42397)]