5243980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{5351}}^1$

素因数の和:5374

約数の個数: 36

約数和(自身を含む): 12812688

約数和(自身を除く): 7568708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 5351, 10702, 21404, 26755, 37457, 53510, 74914, 107020, 149828, 187285, 262199, 374570, 524398, 749140, 1048796, 1310995, 2621990, 5243980]

約数ペア:

[(1, 5243980), (2, 2621990), (4, 1310995), (5, 1048796), (7, 749140), (10, 524398), (14, 374570), (20, 262199), (28, 187285), (35, 149828), (49, 107020), (70, 74914), (98, 53510), (140, 37457), (196, 26755), (245, 21404), (490, 10702), (980, 5351)]