280251310

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{204563}}^1$

素因数の和:204707

約数の個数: 16

約数和(自身を含む): 508136976

約数和(自身を除く): 227885666

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 204563, 409126, 1022815, 2045630, 28025131, 56050262, 140125655, 280251310]

約数ペア:

[(1, 280251310), (2, 140125655), (5, 56050262), (10, 28025131), (137, 2045630), (274, 1022815), (685, 409126), (1370, 204563)]