55621040

素因数分解:

$2^4\times 5^1\times {\mathrm{695263}}^1$

素因数の和:695276

約数の個数: 20

約数和(自身を含む): 129319104

約数和(自身を除く): 73698064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 695263, 1390526, 2781052, 3476315, 5562104, 6952630, 11124208, 13905260, 27810520, 55621040]

約数ペア:

[(1, 55621040), (2, 27810520), (4, 13905260), (5, 11124208), (8, 6952630), (10, 5562104), (16, 3476315), (20, 2781052), (40, 1390526), (80, 695263)]