4127240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7937}}^1$

素因数の和:7961

約数の個数: 32

約数和(自身を含む): 10001880

約数和(自身を除く): 5874640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7937, 15874, 31748, 39685, 63496, 79370, 103181, 158740, 206362, 317480, 412724, 515905, 825448, 1031810, 2063620, 4127240]

約数ペア:

[(1, 4127240), (2, 2063620), (4, 1031810), (5, 825448), (8, 515905), (10, 412724), (13, 317480), (20, 206362), (26, 158740), (40, 103181), (52, 79370), (65, 63496), (104, 39685), (130, 31748), (260, 15874), (520, 7937)]