9735980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25621}}^1$

素因数の和:25649

約数の個数: 24

約数和(自身を含む): 21522480

約数和(自身を除く): 11786500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 25621, 51242, 102484, 128105, 256210, 486799, 512420, 973598, 1947196, 2433995, 4867990, 9735980]

約数ペア:

[(1, 9735980), (2, 4867990), (4, 2433995), (5, 1947196), (10, 973598), (19, 512420), (20, 486799), (38, 256210), (76, 128105), (95, 102484), (190, 51242), (380, 25621)]