20075470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{439}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 18415730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 269, 439, 538, 878, 1345, 2195, 2690, 4390, 4573, 7463, 9146, 14926, 22865, 37315, 45730, 74630, 118091, 236182, 590455, 1180910, 2007547, 4015094, 10037735, 20075470]

約数ペア:

[(1, 20075470), (2, 10037735), (5, 4015094), (10, 2007547), (17, 1180910), (34, 590455), (85, 236182), (170, 118091), (269, 74630), (439, 45730), (538, 37315), (878, 22865), (1345, 14926), (2195, 9146), (2690, 7463), (4390, 4573)]