1128040

素因数分解:

$2^3\times 5^1\times {\mathrm{28201}}^1$

素因数の和:28212

約数の個数: 16

約数和(自身を含む): 2538180

約数和(自身を除く): 1410140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 28201, 56402, 112804, 141005, 225608, 282010, 564020, 1128040]

約数ペア:

[(1, 1128040), (2, 564020), (4, 282010), (5, 225608), (8, 141005), (10, 112804), (20, 56402), (40, 28201)]