28095420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20359}}^1$

素因数の和:20394

約数の個数: 48

約数和(自身を含む): 82091520

約数和(自身を除く): 53996100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 20359, 40718, 61077, 81436, 101795, 122154, 203590, 244308, 305385, 407180, 468257, 610770, 936514, 1221540, 1404771, 1873028, 2341285, 2809542, 4682570, 5619084, 7023855, 9365140, 14047710, 28095420]

約数ペア:

[(1, 28095420), (2, 14047710), (3, 9365140), (4, 7023855), (5, 5619084), (6, 4682570), (10, 2809542), (12, 2341285), (15, 1873028), (20, 1404771), (23, 1221540), (30, 936514), (46, 610770), (60, 468257), (69, 407180), (92, 305385), (115, 244308), (138, 203590), (230, 122154), (276, 101795), (345, 81436), (460, 61077), (690, 40718), (1380, 20359)]