217568510

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{6607}}^1$

素因数の和:6740

約数の個数: 32

約数和(自身を含む): 406788480

約数和(自身を除く): 189219970

約数列:

[1, 2, 5, 10, 37, 74, 89, 178, 185, 370, 445, 890, 3293, 6586, 6607, 13214, 16465, 32930, 33035, 66070, 244459, 488918, 588023, 1176046, 1222295, 2444590, 2940115, 5880230, 21756851, 43513702, 108784255, 217568510]

約数ペア:

[(1, 217568510), (2, 108784255), (5, 43513702), (10, 21756851), (37, 5880230), (74, 2940115), (89, 2444590), (178, 1222295), (185, 1176046), (370, 588023), (445, 488918), (890, 244459), (3293, 66070), (6586, 33035), (6607, 32930), (13214, 16465)]