1489609540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{38651}}^1$

素因数の和:38748

約数の個数: 48

約数和(自身を含む): 3272742144

約数和(自身を除く): 1783132604

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 3854, 7708, 9635, 19270, 38540, 38651, 77302, 154604, 193255, 386510, 773020, 1584691, 1816597, 3169382, 3633194, 6338764, 7266388, 7923455, 9082985, 15846910, 18165970, 31693820, 36331940, 74480477, 148960954, 297921908, 372402385, 744804770, 1489609540]

約数ペア:

[(1, 1489609540), (2, 744804770), (4, 372402385), (5, 297921908), (10, 148960954), (20, 74480477), (41, 36331940), (47, 31693820), (82, 18165970), (94, 15846910), (164, 9082985), (188, 7923455), (205, 7266388), (235, 6338764), (410, 3633194), (470, 3169382), (820, 1816597), (940, 1584691), (1927, 773020), (3854, 386510), (7708, 193255), (9635, 154604), (19270, 77302), (38540, 38651)]