203779660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1455569}}^1$

素因数の和:1455585

約数の個数: 24

約数和(自身を含む): 489071520

約数和(自身を除く): 285291860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1455569, 2911138, 5822276, 7277845, 10188983, 14555690, 20377966, 29111380, 40755932, 50944915, 101889830, 203779660]

約数ペア:

[(1, 203779660), (2, 101889830), (4, 50944915), (5, 40755932), (7, 29111380), (10, 20377966), (14, 14555690), (20, 10188983), (28, 7277845), (35, 5822276), (70, 2911138), (140, 1455569)]