203894540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{443249}}^1$

素因数の和:443281

約数の個数: 24

約数和(自身を含む): 446796000

約数和(自身を除く): 242901460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 443249, 886498, 1772996, 2216245, 4432490, 8864980, 10194727, 20389454, 40778908, 50973635, 101947270, 203894540]

約数ペア:

[(1, 203894540), (2, 101947270), (4, 50973635), (5, 40778908), (10, 20389454), (20, 10194727), (23, 8864980), (46, 4432490), (92, 2216245), (115, 1772996), (230, 886498), (460, 443249)]