4498400

素因数分解:

$2^5\times 5^2\times {\mathrm{5623}}^1$

素因数の和:5643

約数の個数: 36

約数和(自身を含む): 10983672

約数和(自身を除く): 6485272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 5623, 11246, 22492, 28115, 44984, 56230, 89968, 112460, 140575, 179936, 224920, 281150, 449840, 562300, 899680, 1124600, 2249200, 4498400]

約数ペア:

[(1, 4498400), (2, 2249200), (4, 1124600), (5, 899680), (8, 562300), (10, 449840), (16, 281150), (20, 224920), (25, 179936), (32, 140575), (40, 112460), (50, 89968), (80, 56230), (100, 44984), (160, 28115), (200, 22492), (400, 11246), (800, 5623)]