989621440

素因数分解:

$2^6\times 5^1\times {\mathrm{3092567}}^1$

素因数の和:3092584

約数の個数: 28

約数和(自身を含む): 2356536816

約数和(自身を除く): 1366915376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3092567, 6185134, 12370268, 15462835, 24740536, 30925670, 49481072, 61851340, 98962144, 123702680, 197924288, 247405360, 494810720, 989621440]

約数ペア:

[(1, 989621440), (2, 494810720), (4, 247405360), (5, 197924288), (8, 123702680), (10, 98962144), (16, 61851340), (20, 49481072), (32, 30925670), (40, 24740536), (64, 15462835), (80, 12370268), (160, 6185134), (320, 3092567)]