201718280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{9533}}^1$

素因数の和:9590

約数の個数: 48

約数和(自身を含む): 474507180

約数和(自身を除く): 272788900

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 4232, 5290, 9533, 10580, 19066, 21160, 38132, 47665, 76264, 95330, 190660, 219259, 381320, 438518, 877036, 1096295, 1754072, 2192590, 4385180, 5042957, 8770360, 10085914, 20171828, 25214785, 40343656, 50429570, 100859140, 201718280]

約数ペア:

[(1, 201718280), (2, 100859140), (4, 50429570), (5, 40343656), (8, 25214785), (10, 20171828), (20, 10085914), (23, 8770360), (40, 5042957), (46, 4385180), (92, 2192590), (115, 1754072), (184, 1096295), (230, 877036), (460, 438518), (529, 381320), (920, 219259), (1058, 190660), (2116, 95330), (2645, 76264), (4232, 47665), (5290, 38132), (9533, 21160), (10580, 19066)]