16976840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13691}}^1$

素因数の和:13733

約数の個数: 32

約数和(自身を含む): 39432960

約数和(自身を除く): 22456120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13691, 27382, 54764, 68455, 109528, 136910, 273820, 424421, 547640, 848842, 1697684, 2122105, 3395368, 4244210, 8488420, 16976840]

約数ペア:

[(1, 16976840), (2, 8488420), (4, 4244210), (5, 3395368), (8, 2122105), (10, 1697684), (20, 848842), (31, 547640), (40, 424421), (62, 273820), (124, 136910), (155, 109528), (248, 68455), (310, 54764), (620, 27382), (1240, 13691)]