2040389080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{573143}}^1$

素因数の和:573243

約数の個数: 32

約数和(自身を含む): 4642466400

約数和(自身を除く): 2602077320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 573143, 1146286, 2292572, 2865715, 4585144, 5731430, 11462860, 22925720, 51009727, 102019454, 204038908, 255048635, 408077816, 510097270, 1020194540, 2040389080]

約数ペア:

[(1, 2040389080), (2, 1020194540), (4, 510097270), (5, 408077816), (8, 255048635), (10, 204038908), (20, 102019454), (40, 51009727), (89, 22925720), (178, 11462860), (356, 5731430), (445, 4585144), (712, 2865715), (890, 2292572), (1780, 1146286), (3560, 573143)]