205677890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{8237}}^1$

素因数の和:8482

約数の個数: 32

約数和(自身を含む): 405705024

約数和(自身を除く): 200027134

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 227, 454, 1135, 2270, 2497, 4994, 8237, 12485, 16474, 24970, 41185, 82370, 90607, 181214, 453035, 906070, 1869799, 3739598, 9348995, 18697990, 20567789, 41135578, 102838945, 205677890]

約数ペア:

[(1, 205677890), (2, 102838945), (5, 41135578), (10, 20567789), (11, 18697990), (22, 9348995), (55, 3739598), (110, 1869799), (227, 906070), (454, 453035), (1135, 181214), (2270, 90607), (2497, 82370), (4994, 41185), (8237, 24970), (12485, 16474)]