16153240

素因数分解:

$2^3\times 5^1\times {\mathrm{403831}}^1$

素因数の和:403842

約数の個数: 16

約数和(自身を含む): 36344880

約数和(自身を除く): 20191640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 403831, 807662, 1615324, 2019155, 3230648, 4038310, 8076620, 16153240]

約数ペア:

[(1, 16153240), (2, 8076620), (4, 4038310), (5, 3230648), (8, 2019155), (10, 1615324), (20, 807662), (40, 403831)]