11689840

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3109}}^1$

素因数の和:3169

約数の個数: 40

約数和(自身を含む): 27766080

約数和(自身を除く): 16076240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3109, 3760, 6218, 12436, 15545, 24872, 31090, 49744, 62180, 124360, 146123, 248720, 292246, 584492, 730615, 1168984, 1461230, 2337968, 2922460, 5844920, 11689840]

約数ペア:

[(1, 11689840), (2, 5844920), (4, 2922460), (5, 2337968), (8, 1461230), (10, 1168984), (16, 730615), (20, 584492), (40, 292246), (47, 248720), (80, 146123), (94, 124360), (188, 62180), (235, 49744), (376, 31090), (470, 24872), (752, 15545), (940, 12436), (1880, 6218), (3109, 3760)]