11840720

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{523}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 27679776

約数和(自身を除く): 15839056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 523, 566, 1046, 1132, 1415, 2092, 2264, 2615, 2830, 4184, 4528, 5230, 5660, 8368, 10460, 11320, 20920, 22640, 41840, 148009, 296018, 592036, 740045, 1184072, 1480090, 2368144, 2960180, 5920360, 11840720]

約数ペア:

[(1, 11840720), (2, 5920360), (4, 2960180), (5, 2368144), (8, 1480090), (10, 1184072), (16, 740045), (20, 592036), (40, 296018), (80, 148009), (283, 41840), (523, 22640), (566, 20920), (1046, 11320), (1132, 10460), (1415, 8368), (2092, 5660), (2264, 5230), (2615, 4528), (2830, 4184)]