20179779830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{288282569}}^1$

素因数の和:288282583

約数の個数: 16

約数和(自身を含む): 41512690080

約数和(自身を除く): 21332910250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 288282569, 576565138, 1441412845, 2017977983, 2882825690, 4035955966, 10089889915, 20179779830]

約数ペア:

[(1, 20179779830), (2, 10089889915), (5, 4035955966), (7, 2882825690), (10, 2017977983), (14, 1441412845), (35, 576565138), (70, 288282569)]