438020110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{209579}}^1$

素因数の和:209616

約数の個数: 32

約数和(自身を含む): 905385600

約数和(自身を除く): 467365490

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 209579, 419158, 1047895, 2095790, 2305369, 3982001, 4610738, 7964002, 11526845, 19910005, 23053690, 39820010, 43802011, 87604022, 219010055, 438020110]

約数ペア:

[(1, 438020110), (2, 219010055), (5, 87604022), (10, 43802011), (11, 39820010), (19, 23053690), (22, 19910005), (38, 11526845), (55, 7964002), (95, 4610738), (110, 3982001), (190, 2305369), (209, 2095790), (418, 1047895), (1045, 419158), (2090, 209579)]