7123160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16189}}^1$

素因数の和:16211

約数の個数: 32

約数和(自身を含む): 17485200

約数和(自身を除く): 10362040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16189, 32378, 64756, 80945, 129512, 161890, 178079, 323780, 356158, 647560, 712316, 890395, 1424632, 1780790, 3561580, 7123160]

約数ペア:

[(1, 7123160), (2, 3561580), (4, 1780790), (5, 1424632), (8, 890395), (10, 712316), (11, 647560), (20, 356158), (22, 323780), (40, 178079), (44, 161890), (55, 129512), (88, 80945), (110, 64756), (220, 32378), (440, 16189)]