7886514920

素因数分解:

$2^3\times 5^1\times {\mathrm{10151}}^1\times {\mathrm{19423}}^1$

素因数の和:29585

約数の個数: 32

約数和(自身を含む): 17747320320

約数和(自身を除く): 9860805400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10151, 19423, 20302, 38846, 40604, 50755, 77692, 81208, 97115, 101510, 155384, 194230, 203020, 388460, 406040, 776920, 197162873, 394325746, 788651492, 985814365, 1577302984, 1971628730, 3943257460, 7886514920]

約数ペア:

[(1, 7886514920), (2, 3943257460), (4, 1971628730), (5, 1577302984), (8, 985814365), (10, 788651492), (20, 394325746), (40, 197162873), (10151, 776920), (19423, 406040), (20302, 388460), (38846, 203020), (40604, 194230), (50755, 155384), (77692, 101510), (81208, 97115)]