207842240

素因数分解:

$2^6\times 5^1\times {\mathrm{649507}}^1$

素因数の和:649524

約数の個数: 28

約数和(自身を含む): 494925096

約数和(自身を除く): 287082856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 649507, 1299014, 2598028, 3247535, 5196056, 6495070, 10392112, 12990140, 20784224, 25980280, 41568448, 51960560, 103921120, 207842240]

約数ペア:

[(1, 207842240), (2, 103921120), (4, 51960560), (5, 41568448), (8, 25980280), (10, 20784224), (16, 12990140), (20, 10392112), (32, 6495070), (40, 5196056), (64, 3247535), (80, 2598028), (160, 1299014), (320, 649507)]