30836440

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3457}}^1$

素因数の和:3691

約数の個数: 32

約数和(自身を含む): 69713280

約数和(自身を除く): 38876840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 3457, 4460, 6914, 8920, 13828, 17285, 27656, 34570, 69140, 138280, 770911, 1541822, 3083644, 3854555, 6167288, 7709110, 15418220, 30836440]

約数ペア:

[(1, 30836440), (2, 15418220), (4, 7709110), (5, 6167288), (8, 3854555), (10, 3083644), (20, 1541822), (40, 770911), (223, 138280), (446, 69140), (892, 34570), (1115, 27656), (1784, 17285), (2230, 13828), (3457, 8920), (4460, 6914)]