42127940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110863}}^1$

素因数の和:110891

約数の個数: 24

約数和(自身を含む): 93125760

約数和(自身を除く): 50997820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 110863, 221726, 443452, 554315, 1108630, 2106397, 2217260, 4212794, 8425588, 10531985, 21063970, 42127940]

約数ペア:

[(1, 42127940), (2, 21063970), (4, 10531985), (5, 8425588), (10, 4212794), (19, 2217260), (20, 2106397), (38, 1108630), (76, 554315), (95, 443452), (190, 221726), (380, 110863)]