21932480

素因数分解:

$2^6\times 5^1\times {\mathrm{68539}}^1$

素因数の和:68556

約数の個数: 28

約数和(自身を含む): 52227480

約数和(自身を除く): 30295000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 68539, 137078, 274156, 342695, 548312, 685390, 1096624, 1370780, 2193248, 2741560, 4386496, 5483120, 10966240, 21932480]

約数ペア:

[(1, 21932480), (2, 10966240), (4, 5483120), (5, 4386496), (8, 2741560), (10, 2193248), (16, 1370780), (20, 1096624), (32, 685390), (40, 548312), (64, 342695), (80, 274156), (160, 137078), (320, 68539)]