55774480

素因数分解:

$2^4\times 5^1\times {\mathrm{697181}}^1$

素因数の和:697194

約数の個数: 20

約数和(自身を含む): 129675852

約数和(自身を除く): 73901372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697181, 1394362, 2788724, 3485905, 5577448, 6971810, 11154896, 13943620, 27887240, 55774480]

約数ペア:

[(1, 55774480), (2, 27887240), (4, 13943620), (5, 11154896), (8, 6971810), (10, 5577448), (16, 3485905), (20, 2788724), (40, 1394362), (80, 697181)]