29976400

素因数分解:

$2^4\times 5^2\times {\mathrm{74941}}^1$

素因数の和:74959

約数の個数: 30

約数和(自身を含む): 72019262

約数和(自身を除く): 42042862

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 74941, 149882, 299764, 374705, 599528, 749410, 1199056, 1498820, 1873525, 2997640, 3747050, 5995280, 7494100, 14988200, 29976400]

約数ペア:

[(1, 29976400), (2, 14988200), (4, 7494100), (5, 5995280), (8, 3747050), (10, 2997640), (16, 1873525), (20, 1498820), (25, 1199056), (40, 749410), (50, 599528), (80, 374705), (100, 299764), (200, 149882), (400, 74941)]