28134160

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{877}}^1$

素因数の和:1291

約数の個数: 40

約数和(自身を含む): 65649816

約数和(自身を除く): 37515656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 877, 1604, 1754, 2005, 3208, 3508, 4010, 4385, 6416, 7016, 8020, 8770, 14032, 16040, 17540, 32080, 35080, 70160, 351677, 703354, 1406708, 1758385, 2813416, 3516770, 5626832, 7033540, 14067080, 28134160]

約数ペア:

[(1, 28134160), (2, 14067080), (4, 7033540), (5, 5626832), (8, 3516770), (10, 2813416), (16, 1758385), (20, 1406708), (40, 703354), (80, 351677), (401, 70160), (802, 35080), (877, 32080), (1604, 17540), (1754, 16040), (2005, 14032), (3208, 8770), (3508, 8020), (4010, 7016), (4385, 6416)]