1271302480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2270183}}^1$

素因数の和:2270203

約数の個数: 40

約数和(自身を含む): 3378033792

約数和(自身を除く): 2106731312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2270183, 4540366, 9080732, 11350915, 15891281, 18161464, 22701830, 31782562, 36322928, 45403660, 63565124, 79456405, 90807320, 127130248, 158912810, 181614640, 254260496, 317825620, 635651240, 1271302480]

約数ペア:

[(1, 1271302480), (2, 635651240), (4, 317825620), (5, 254260496), (7, 181614640), (8, 158912810), (10, 127130248), (14, 90807320), (16, 79456405), (20, 63565124), (28, 45403660), (35, 36322928), (40, 31782562), (56, 22701830), (70, 18161464), (80, 15891281), (112, 11350915), (140, 9080732), (280, 4540366), (560, 2270183)]