149209880

素因数分解:

$2^3\times 5^1\times {\mathrm{3730247}}^1$

素因数の和:3730258

約数の個数: 16

約数和(自身を含む): 335722320

約数和(自身を除く): 186512440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3730247, 7460494, 14920988, 18651235, 29841976, 37302470, 74604940, 149209880]

約数ペア:

[(1, 149209880), (2, 74604940), (4, 37302470), (5, 29841976), (8, 18651235), (10, 14920988), (20, 7460494), (40, 3730247)]