204918630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{975803}}^1$

素因数の和:975820

約数の個数: 32

約数和(自身を含む): 562063104

約数和(自身を除く): 357144474

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 975803, 1951606, 2927409, 4879015, 5854818, 6830621, 9758030, 13661242, 14637045, 20491863, 29274090, 34153105, 40983726, 68306210, 102459315, 204918630]

約数ペア:

[(1, 204918630), (2, 102459315), (3, 68306210), (5, 40983726), (6, 34153105), (7, 29274090), (10, 20491863), (14, 14637045), (15, 13661242), (21, 9758030), (30, 6830621), (35, 5854818), (42, 4879015), (70, 2927409), (105, 1951606), (210, 975803)]