20785020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{346417}}^1$

素因数の和:346429

約数の個数: 24

約数和(自身を含む): 58198224

約数和(自身を除く): 37413204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 346417, 692834, 1039251, 1385668, 1732085, 2078502, 3464170, 4157004, 5196255, 6928340, 10392510, 20785020]

約数ペア:

[(1, 20785020), (2, 10392510), (3, 6928340), (4, 5196255), (5, 4157004), (6, 3464170), (10, 2078502), (12, 1732085), (15, 1385668), (20, 1039251), (30, 692834), (60, 346417)]