2021159680

素因数分解:

$2^8\times 5^1\times {\mathrm{1579031}}^1$

素因数の和:1579052

約数の個数: 36

約数和(自身を含む): 4841312112

約数和(自身を除く): 2820152432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1579031, 3158062, 6316124, 7895155, 12632248, 15790310, 25264496, 31580620, 50528992, 63161240, 101057984, 126322480, 202115968, 252644960, 404231936, 505289920, 1010579840, 2021159680]

約数ペア:

[(1, 2021159680), (2, 1010579840), (4, 505289920), (5, 404231936), (8, 252644960), (10, 202115968), (16, 126322480), (20, 101057984), (32, 63161240), (40, 50528992), (64, 31580620), (80, 25264496), (128, 15790310), (160, 12632248), (256, 7895155), (320, 6316124), (640, 3158062), (1280, 1579031)]