201621440

素因数分解:

$2^6\times 5^1\times {\mathrm{630067}}^1$

素因数の和:630084

約数の個数: 28

約数和(自身を含む): 480111816

約数和(自身を除く): 278490376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 630067, 1260134, 2520268, 3150335, 5040536, 6300670, 10081072, 12601340, 20162144, 25202680, 40324288, 50405360, 100810720, 201621440]

約数ペア:

[(1, 201621440), (2, 100810720), (4, 50405360), (5, 40324288), (8, 25202680), (10, 20162144), (16, 12601340), (20, 10081072), (32, 6300670), (40, 5040536), (64, 3150335), (80, 2520268), (160, 1260134), (320, 630067)]