55204340

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{17581}}^1$

素因数の和:17747

約数の個数: 24

約数和(自身を含む): 116674152

約数和(自身を除く): 61469812

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 17581, 35162, 70324, 87905, 175810, 351620, 2760217, 5520434, 11040868, 13801085, 27602170, 55204340]

約数ペア:

[(1, 55204340), (2, 27602170), (4, 13801085), (5, 11040868), (10, 5520434), (20, 2760217), (157, 351620), (314, 175810), (628, 87905), (785, 70324), (1570, 35162), (3140, 17581)]