45071380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{25321}}^1$

素因数の和:25419

約数の個数: 24

約数和(自身を含む): 95717160

約数和(自身を除く): 50645780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 25321, 50642, 101284, 126605, 253210, 506420, 2253569, 4507138, 9014276, 11267845, 22535690, 45071380]

約数ペア:

[(1, 45071380), (2, 22535690), (4, 11267845), (5, 9014276), (10, 4507138), (20, 2253569), (89, 506420), (178, 253210), (356, 126605), (445, 101284), (890, 50642), (1780, 25321)]