5548720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1669

約数の個数: 40

約数和(自身を含む): 13208976

約数和(自身を除く): 7660256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1613, 1720, 3226, 3440, 6452, 8065, 12904, 16130, 25808, 32260, 64520, 69359, 129040, 138718, 277436, 346795, 554872, 693590, 1109744, 1387180, 2774360, 5548720]

約数ペア:

[(1, 5548720), (2, 2774360), (4, 1387180), (5, 1109744), (8, 693590), (10, 554872), (16, 346795), (20, 277436), (40, 138718), (43, 129040), (80, 69359), (86, 64520), (172, 32260), (215, 25808), (344, 16130), (430, 12904), (688, 8065), (860, 6452), (1613, 3440), (1720, 3226)]