1780498880

素因数分解:

$2^6\times 5^1\times {\mathrm{5564059}}^1$

素因数の和:5564076

約数の個数: 28

約数和(自身を含む): 4239813720

約数和(自身を除く): 2459314840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5564059, 11128118, 22256236, 27820295, 44512472, 55640590, 89024944, 111281180, 178049888, 222562360, 356099776, 445124720, 890249440, 1780498880]

約数ペア:

[(1, 1780498880), (2, 890249440), (4, 445124720), (5, 356099776), (8, 222562360), (10, 178049888), (16, 111281180), (20, 89024944), (32, 55640590), (40, 44512472), (64, 27820295), (80, 22256236), (160, 11128118), (320, 5564059)]