219446570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{8059}}^1$

素因数の和:8462

約数の個数: 32

約数和(自身を含む): 452649600

約数和(自身を除く): 233203030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2723, 3890, 5446, 8059, 13615, 16118, 27230, 40295, 56413, 80590, 112826, 282065, 564130, 3134951, 6269902, 15674755, 21944657, 31349510, 43889314, 109723285, 219446570]

約数ペア:

[(1, 219446570), (2, 109723285), (5, 43889314), (7, 31349510), (10, 21944657), (14, 15674755), (35, 6269902), (70, 3134951), (389, 564130), (778, 282065), (1945, 112826), (2723, 80590), (3890, 56413), (5446, 40295), (8059, 27230), (13615, 16118)]