1396000240

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{210241}}^1$

素因数の和:210337

約数の個数: 40

約数和(自身を含む): 3284821008

約数和(自身を除く): 1888820768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 210241, 420482, 840964, 1051205, 1681928, 2102410, 3363856, 4204820, 8409640, 16819280, 17450003, 34900006, 69800012, 87250015, 139600024, 174500030, 279200048, 349000060, 698000120, 1396000240]

約数ペア:

[(1, 1396000240), (2, 698000120), (4, 349000060), (5, 279200048), (8, 174500030), (10, 139600024), (16, 87250015), (20, 69800012), (40, 34900006), (80, 17450003), (83, 16819280), (166, 8409640), (332, 4204820), (415, 3363856), (664, 2102410), (830, 1681928), (1328, 1051205), (1660, 840964), (3320, 420482), (6640, 210241)]