735230780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{1303}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 1567460160

約数和(自身を除く): 832229380

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 317, 356, 445, 634, 890, 1268, 1303, 1585, 1780, 2606, 3170, 5212, 6340, 6515, 13030, 26060, 28213, 56426, 112852, 115967, 141065, 231934, 282130, 413051, 463868, 564260, 579835, 826102, 1159670, 1652204, 2065255, 2319340, 4130510, 8261020, 36761539, 73523078, 147046156, 183807695, 367615390, 735230780]

約数ペア:

[(1, 735230780), (2, 367615390), (4, 183807695), (5, 147046156), (10, 73523078), (20, 36761539), (89, 8261020), (178, 4130510), (317, 2319340), (356, 2065255), (445, 1652204), (634, 1159670), (890, 826102), (1268, 579835), (1303, 564260), (1585, 463868), (1780, 413051), (2606, 282130), (3170, 231934), (5212, 141065), (6340, 115967), (6515, 112852), (13030, 56426), (26060, 28213)]