22380880

素因数分解:

$2^4\times 5^1\times {\mathrm{279761}}^1$

素因数の和:279774

約数の個数: 20

約数和(自身を含む): 52035732

約数和(自身を除く): 29654852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279761, 559522, 1119044, 1398805, 2238088, 2797610, 4476176, 5595220, 11190440, 22380880]

約数ペア:

[(1, 22380880), (2, 11190440), (4, 5595220), (5, 4476176), (8, 2797610), (10, 2238088), (16, 1398805), (20, 1119044), (40, 559522), (80, 279761)]