418425790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16811}}^1$

素因数の和:16968

約数の個数: 32

約数和(自身を含む): 798906240

約数和(自身を除く): 380480450

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 1310, 2489, 4978, 12445, 16811, 24890, 33622, 84055, 168110, 319409, 638818, 1597045, 2202241, 3194090, 4404482, 11011205, 22022410, 41842579, 83685158, 209212895, 418425790]

約数ペア:

[(1, 418425790), (2, 209212895), (5, 83685158), (10, 41842579), (19, 22022410), (38, 11011205), (95, 4404482), (131, 3194090), (190, 2202241), (262, 1597045), (655, 638818), (1310, 319409), (2489, 168110), (4978, 84055), (12445, 33622), (16811, 24890)]