28924720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32869}}^1$

素因数の和:32893

約数の個数: 40

約数和(自身を含む): 73365840

約数和(自身を除く): 44441120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 32869, 65738, 131476, 164345, 262952, 328690, 361559, 525904, 657380, 723118, 1314760, 1446236, 1807795, 2629520, 2892472, 3615590, 5784944, 7231180, 14462360, 28924720]

約数ペア:

[(1, 28924720), (2, 14462360), (4, 7231180), (5, 5784944), (8, 3615590), (10, 2892472), (11, 2629520), (16, 1807795), (20, 1446236), (22, 1314760), (40, 723118), (44, 657380), (55, 525904), (80, 361559), (88, 328690), (110, 262952), (176, 164345), (220, 131476), (440, 65738), (880, 32869)]