2017996040

素因数分解:

$2^3\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{35059}}^1$

素因数の和:36509

約数の個数: 32

約数和(自身を含む): 4543776000

約数和(自身を除く): 2525779960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1439, 2878, 5756, 7195, 11512, 14390, 28780, 35059, 57560, 70118, 140236, 175295, 280472, 350590, 701180, 1402360, 50449901, 100899802, 201799604, 252249505, 403599208, 504499010, 1008998020, 2017996040]

約数ペア:

[(1, 2017996040), (2, 1008998020), (4, 504499010), (5, 403599208), (8, 252249505), (10, 201799604), (20, 100899802), (40, 50449901), (1439, 1402360), (2878, 701180), (5756, 350590), (7195, 280472), (11512, 175295), (14390, 140236), (28780, 70118), (35059, 57560)]