4240400

素因数分解:

$2^4\times 5^2\times {\mathrm{10601}}^1$

素因数の和:10619

約数の個数: 30

約数和(自身を含む): 10188522

約数和(自身を除く): 5948122

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 10601, 21202, 42404, 53005, 84808, 106010, 169616, 212020, 265025, 424040, 530050, 848080, 1060100, 2120200, 4240400]

約数ペア:

[(1, 4240400), (2, 2120200), (4, 1060100), (5, 848080), (8, 530050), (10, 424040), (16, 265025), (20, 212020), (25, 169616), (40, 106010), (50, 84808), (80, 53005), (100, 42404), (200, 21202), (400, 10601)]