28959920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32909}}^1$

素因数の和:32933

約数の個数: 40

約数和(自身を含む): 73455120

約数和(自身を除く): 44495200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 32909, 65818, 131636, 164545, 263272, 329090, 361999, 526544, 658180, 723998, 1316360, 1447996, 1809995, 2632720, 2895992, 3619990, 5791984, 7239980, 14479960, 28959920]

約数ペア:

[(1, 28959920), (2, 14479960), (4, 7239980), (5, 5791984), (8, 3619990), (10, 2895992), (11, 2632720), (16, 1809995), (20, 1447996), (22, 1316360), (40, 723998), (44, 658180), (55, 526544), (80, 361999), (88, 329090), (110, 263272), (176, 164545), (220, 131636), (440, 65818), (880, 32909)]