203479780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1453427}}^1$

素因数の和:1453443

約数の個数: 24

約数和(自身を含む): 488351808

約数和(自身を除く): 284872028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1453427, 2906854, 5813708, 7267135, 10173989, 14534270, 20347978, 29068540, 40695956, 50869945, 101739890, 203479780]

約数ペア:

[(1, 203479780), (2, 101739890), (4, 50869945), (5, 40695956), (7, 29068540), (10, 20347978), (14, 14534270), (20, 10173989), (28, 7267135), (35, 5813708), (70, 2906854), (140, 1453427)]