258520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 609120

約数和(自身を除く): 350600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 281, 460, 562, 920, 1124, 1405, 2248, 2810, 5620, 6463, 11240, 12926, 25852, 32315, 51704, 64630, 129260, 258520]

約数ペア:

[(1, 258520), (2, 129260), (4, 64630), (5, 51704), (8, 32315), (10, 25852), (20, 12926), (23, 11240), (40, 6463), (46, 5620), (92, 2810), (115, 2248), (184, 1405), (230, 1124), (281, 920), (460, 562)]