3900680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13931}}^1$

素因数の和:13949

約数の個数: 32

約数和(自身を含む): 10031040

約数和(自身を除く): 6130360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 13931, 27862, 55724, 69655, 97517, 111448, 139310, 195034, 278620, 390068, 487585, 557240, 780136, 975170, 1950340, 3900680]

約数ペア:

[(1, 3900680), (2, 1950340), (4, 975170), (5, 780136), (7, 557240), (8, 487585), (10, 390068), (14, 278620), (20, 195034), (28, 139310), (35, 111448), (40, 97517), (56, 69655), (70, 55724), (140, 27862), (280, 13931)]