27792400

素因数分解:

$2^4\times 5^2\times {\mathrm{69481}}^1$

素因数の和:69499

約数の個数: 30

約数和(自身を含む): 66772202

約数和(自身を除く): 38979802

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 69481, 138962, 277924, 347405, 555848, 694810, 1111696, 1389620, 1737025, 2779240, 3474050, 5558480, 6948100, 13896200, 27792400]

約数ペア:

[(1, 27792400), (2, 13896200), (4, 6948100), (5, 5558480), (8, 3474050), (10, 2779240), (16, 1737025), (20, 1389620), (25, 1111696), (40, 694810), (50, 555848), (80, 347405), (100, 277924), (200, 138962), (400, 69481)]