660809008

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{425779}}^1$

素因数の和:425884

約数の個数: 20

約数和(自身を含む): 1293519640

約数和(自身を除く): 632710632

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 425779, 851558, 1703116, 3406232, 6812464, 41300563, 82601126, 165202252, 330404504, 660809008]

約数ペア:

[(1, 660809008), (2, 330404504), (4, 165202252), (8, 82601126), (16, 41300563), (97, 6812464), (194, 3406232), (388, 1703116), (776, 851558), (1552, 425779)]