2400280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 5637600

約数和(自身を除く): 3237320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2609, 5218, 10436, 13045, 20872, 26090, 52180, 60007, 104360, 120014, 240028, 300035, 480056, 600070, 1200140, 2400280]

約数ペア:

[(1, 2400280), (2, 1200140), (4, 600070), (5, 480056), (8, 300035), (10, 240028), (20, 120014), (23, 104360), (40, 60007), (46, 52180), (92, 26090), (115, 20872), (184, 13045), (230, 10436), (460, 5218), (920, 2609)]