28289090

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{757}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 52884144

約数和(自身を除く): 24595054

約数列:

[1, 2, 5, 10, 37, 74, 101, 185, 202, 370, 505, 757, 1010, 1514, 3737, 3785, 7474, 7570, 18685, 28009, 37370, 56018, 76457, 140045, 152914, 280090, 382285, 764570, 2828909, 5657818, 14144545, 28289090]

約数ペア:

[(1, 28289090), (2, 14144545), (5, 5657818), (10, 2828909), (37, 764570), (74, 382285), (101, 280090), (185, 152914), (202, 140045), (370, 76457), (505, 56018), (757, 37370), (1010, 28009), (1514, 18685), (3737, 7570), (3785, 7474)]