1048720

素因数分解:

$2^4\times 5^1\times {\mathrm{13109}}^1$

素因数の和:13122

約数の個数: 20

約数和(自身を含む): 2438460

約数和(自身を除く): 1389740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13109, 26218, 52436, 65545, 104872, 131090, 209744, 262180, 524360, 1048720]

約数ペア:

[(1, 1048720), (2, 524360), (4, 262180), (5, 209744), (8, 131090), (10, 104872), (16, 65545), (20, 52436), (40, 26218), (80, 13109)]