28985260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{919}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 64915200

約数和(自身を除く): 35929940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 919, 1577, 1660, 1838, 3154, 3676, 4595, 6308, 7885, 9190, 15770, 17461, 18380, 31540, 34922, 69844, 76277, 87305, 152554, 174610, 305108, 349220, 381385, 762770, 1449263, 1525540, 2898526, 5797052, 7246315, 14492630, 28985260]

約数ペア:

[(1, 28985260), (2, 14492630), (4, 7246315), (5, 5797052), (10, 2898526), (19, 1525540), (20, 1449263), (38, 762770), (76, 381385), (83, 349220), (95, 305108), (166, 174610), (190, 152554), (332, 87305), (380, 76277), (415, 69844), (830, 34922), (919, 31540), (1577, 18380), (1660, 17461), (1838, 15770), (3154, 9190), (3676, 7885), (4595, 6308)]