16667020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 36465408

約数和(自身を除く): 19798388

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 148, 185, 202, 223, 370, 404, 446, 505, 740, 892, 1010, 1115, 2020, 2230, 3737, 4460, 7474, 8251, 14948, 16502, 18685, 22523, 33004, 37370, 41255, 45046, 74740, 82510, 90092, 112615, 165020, 225230, 450460, 833351, 1666702, 3333404, 4166755, 8333510, 16667020]

約数ペア:

[(1, 16667020), (2, 8333510), (4, 4166755), (5, 3333404), (10, 1666702), (20, 833351), (37, 450460), (74, 225230), (101, 165020), (148, 112615), (185, 90092), (202, 82510), (223, 74740), (370, 45046), (404, 41255), (446, 37370), (505, 33004), (740, 22523), (892, 18685), (1010, 16502), (1115, 14948), (2020, 8251), (2230, 7474), (3737, 4460)]