208897010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{69401}}^1$

素因数の和:69458

約数の個数: 32

約数和(自身を含む): 439731072

約数和(自身を除く): 230834062

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 69401, 138802, 347005, 485807, 694010, 971614, 2429035, 2984243, 4858070, 5968486, 14921215, 20889701, 29842430, 41779402, 104448505, 208897010]

約数ペア:

[(1, 208897010), (2, 104448505), (5, 41779402), (7, 29842430), (10, 20889701), (14, 14921215), (35, 5968486), (43, 4858070), (70, 2984243), (86, 2429035), (215, 971614), (301, 694010), (430, 485807), (602, 347005), (1505, 138802), (3010, 69401)]