2989440.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{619}}^1$

素因数の和:1195

約数の個数: 40

約数和(自身を含む): 65040480

約数和(自身を除く): 37160720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 619, 1126, 1238, 2252, 2476, 2815, 3095, 4504, 4952, 5630, 6190, 9008, 9904, 11260, 12380, 22520, 24760, 45040, 49520, 348497, 696994, 1393988, 1742485, 2787976, 3484970, 5575952, 6969940, 13939880, 27879760]

約数ペア:

[(1, 27879760), (2, 13939880), (4, 6969940), (5, 5575952), (8, 3484970), (10, 2787976), (16, 1742485), (20, 1393988), (40, 696994), (80, 348497), (563, 49520), (619, 45040), (1126, 24760), (1238, 22520), (2252, 12380), (2476, 11260), (2815, 9904), (3095, 9008), (4504, 6190), (4952, 5630)]