2019777320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4590403}}^1$

素因数の和:4590425

約数の個数: 32

約数和(自身を含む): 4957636320

約数和(自身を除く): 2937859000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4590403, 9180806, 18361612, 22952015, 36723224, 45904030, 50494433, 91808060, 100988866, 183616120, 201977732, 252472165, 403955464, 504944330, 1009888660, 2019777320]

約数ペア:

[(1, 2019777320), (2, 1009888660), (4, 504944330), (5, 403955464), (8, 252472165), (10, 201977732), (11, 183616120), (20, 100988866), (22, 91808060), (40, 50494433), (44, 45904030), (55, 36723224), (88, 22952015), (110, 18361612), (220, 9180806), (440, 4590403)]