201727880

素因数分解:

$2^3\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{2609}}^1$

素因数の和:4553

約数の個数: 32

約数和(自身を含む): 454296600

約数和(自身を除く): 252568720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1933, 2609, 3866, 5218, 7732, 9665, 10436, 13045, 15464, 19330, 20872, 26090, 38660, 52180, 77320, 104360, 5043197, 10086394, 20172788, 25215985, 40345576, 50431970, 100863940, 201727880]

約数ペア:

[(1, 201727880), (2, 100863940), (4, 50431970), (5, 40345576), (8, 25215985), (10, 20172788), (20, 10086394), (40, 5043197), (1933, 104360), (2609, 77320), (3866, 52180), (5218, 38660), (7732, 26090), (9665, 20872), (10436, 19330), (13045, 15464)]