15662137520

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1025009}}^1$

素因数の和:1025213

約数の個数: 40

約数和(自身を含む): 36605157120

約数和(自身を除く): 20943019600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 7640, 15280, 1025009, 2050018, 4100036, 5125045, 8200072, 10250090, 16400144, 20500180, 41000360, 82000720, 195776719, 391553438, 783106876, 978883595, 1566213752, 1957767190, 3132427504, 3915534380, 7831068760, 15662137520]

約数ペア:

[(1, 15662137520), (2, 7831068760), (4, 3915534380), (5, 3132427504), (8, 1957767190), (10, 1566213752), (16, 978883595), (20, 783106876), (40, 391553438), (80, 195776719), (191, 82000720), (382, 41000360), (764, 20500180), (955, 16400144), (1528, 10250090), (1910, 8200072), (3056, 5125045), (3820, 4100036), (7640, 2050018), (15280, 1025009)]