3976720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4519}}^1$

素因数の和:4543

約数の個数: 40

約数和(自身を含む): 10088640

約数和(自身を除く): 6111920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 4519, 9038, 18076, 22595, 36152, 45190, 49709, 72304, 90380, 99418, 180760, 198836, 248545, 361520, 397672, 497090, 795344, 994180, 1988360, 3976720]

約数ペア:

[(1, 3976720), (2, 1988360), (4, 994180), (5, 795344), (8, 497090), (10, 397672), (11, 361520), (16, 248545), (20, 198836), (22, 180760), (40, 99418), (44, 90380), (55, 72304), (80, 49709), (88, 45190), (110, 36152), (176, 22595), (220, 18076), (440, 9038), (880, 4519)]