11280400

素因数分解:

$2^4\times 5^2\times {\mathrm{28201}}^1$

素因数の和:28219

約数の個数: 30

約数和(自身を含む): 27102122

約数和(自身を除く): 15821722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 28201, 56402, 112804, 141005, 225608, 282010, 451216, 564020, 705025, 1128040, 1410050, 2256080, 2820100, 5640200, 11280400]

約数ペア:

[(1, 11280400), (2, 5640200), (4, 2820100), (5, 2256080), (8, 1410050), (10, 1128040), (16, 705025), (20, 564020), (25, 451216), (40, 282010), (50, 225608), (80, 141005), (100, 112804), (200, 56402), (400, 28201)]