55635280

素因数分解:

$2^4\times 5^1\times {\mathrm{695441}}^1$

素因数の和:695454

約数の個数: 20

約数和(自身を含む): 129352212

約数和(自身を除く): 73716932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 695441, 1390882, 2781764, 3477205, 5563528, 6954410, 11127056, 13908820, 27817640, 55635280]

約数ペア:

[(1, 55635280), (2, 27817640), (4, 13908820), (5, 11127056), (8, 6954410), (10, 5563528), (16, 3477205), (20, 2781764), (40, 1390882), (80, 695441)]