284364560

素因数分解:

$2^4\times 5^1\times {\mathrm{3554557}}^1$

素因数の和:3554570

約数の個数: 20

約数和(自身を含む): 661147788

約数和(自身を除く): 376783228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3554557, 7109114, 14218228, 17772785, 28436456, 35545570, 56872912, 71091140, 142182280, 284364560]

約数ペア:

[(1, 284364560), (2, 142182280), (4, 71091140), (5, 56872912), (8, 35545570), (10, 28436456), (16, 17772785), (20, 14218228), (40, 7109114), (80, 3554557)]