440659970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{22963}}^1$

素因数の和:23090

約数の個数: 32

約数和(自身を含む): 843238080

約数和(自身を除く): 402578110

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 505, 1010, 1919, 3838, 9595, 19190, 22963, 45926, 114815, 229630, 436297, 872594, 2181485, 2319263, 4362970, 4638526, 11596315, 23192630, 44065997, 88131994, 220329985, 440659970]

約数ペア:

[(1, 440659970), (2, 220329985), (5, 88131994), (10, 44065997), (19, 23192630), (38, 11596315), (95, 4638526), (101, 4362970), (190, 2319263), (202, 2181485), (505, 872594), (1010, 436297), (1919, 229630), (3838, 114815), (9595, 45926), (19190, 22963)]