4222840

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{547}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 9568080

約数和(自身を除く): 5345240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 547, 772, 965, 1094, 1544, 1930, 2188, 2735, 3860, 4376, 5470, 7720, 10940, 21880, 105571, 211142, 422284, 527855, 844568, 1055710, 2111420, 4222840]

約数ペア:

[(1, 4222840), (2, 2111420), (4, 1055710), (5, 844568), (8, 527855), (10, 422284), (20, 211142), (40, 105571), (193, 21880), (386, 10940), (547, 7720), (772, 5470), (965, 4376), (1094, 3860), (1544, 2735), (1930, 2188)]