4040440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 9208080

約数和(自身を除く): 5167640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1217, 1660, 2434, 3320, 4868, 6085, 9736, 12170, 24340, 48680, 101011, 202022, 404044, 505055, 808088, 1010110, 2020220, 4040440]

約数ペア:

[(1, 4040440), (2, 2020220), (4, 1010110), (5, 808088), (8, 505055), (10, 404044), (20, 202022), (40, 101011), (83, 48680), (166, 24340), (332, 12170), (415, 9736), (664, 6085), (830, 4868), (1217, 3320), (1660, 2434)]