122655590

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{31531}}^1$

素因数の和:31927

約数の個数: 16

約数和(自身を含む): 221354640

約数和(自身を除く): 98699050

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 31531, 63062, 157655, 315310, 12265559, 24531118, 61327795, 122655590]

約数ペア:

[(1, 122655590), (2, 61327795), (5, 24531118), (10, 12265559), (389, 315310), (778, 157655), (1945, 63062), (3890, 31531)]