16990240

素因数分解:

$2^5\times 5^1\times {\mathrm{106189}}^1$

素因数の和:106204

約数の個数: 24

約数和(自身を含む): 40139820

約数和(自身を除く): 23149580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 106189, 212378, 424756, 530945, 849512, 1061890, 1699024, 2123780, 3398048, 4247560, 8495120, 16990240]

約数ペア:

[(1, 16990240), (2, 8495120), (4, 4247560), (5, 3398048), (8, 2123780), (10, 1699024), (16, 1061890), (20, 849512), (32, 530945), (40, 424756), (80, 212378), (160, 106189)]