77840210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1112003}}^1$

素因数の和:1112017

約数の個数: 16

約数和(自身を含む): 160128576

約数和(自身を除く): 82288366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1112003, 2224006, 5560015, 7784021, 11120030, 15568042, 38920105, 77840210]

約数ペア:

[(1, 77840210), (2, 38920105), (5, 15568042), (7, 11120030), (10, 7784021), (14, 5560015), (35, 2224006), (70, 1112003)]