1267898690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{290137}}^1$

素因数の和:290186

約数の個数: 32

約数和(自身を含む): 2506792320

約数和(自身を除く): 1238893630

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 290137, 580274, 1450685, 2901370, 5512603, 6673151, 11025206, 13346302, 27563015, 33365755, 55126030, 66731510, 126789869, 253579738, 633949345, 1267898690]

約数ペア:

[(1, 1267898690), (2, 633949345), (5, 253579738), (10, 126789869), (19, 66731510), (23, 55126030), (38, 33365755), (46, 27563015), (95, 13346302), (115, 11025206), (190, 6673151), (230, 5512603), (437, 2901370), (874, 1450685), (2185, 580274), (4370, 290137)]