2572520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 5874120

約数和(自身を除く): 3301600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 881, 1460, 1762, 2920, 3524, 4405, 7048, 8810, 17620, 35240, 64313, 128626, 257252, 321565, 514504, 643130, 1286260, 2572520]

約数ペア:

[(1, 2572520), (2, 1286260), (4, 643130), (5, 514504), (8, 321565), (10, 257252), (20, 128626), (40, 64313), (73, 35240), (146, 17620), (292, 8810), (365, 7048), (584, 4405), (730, 3524), (881, 2920), (1460, 1762)]