38140020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211889}}^1$

素因数の和:211904

約数の個数: 36

約数和(自身を含む): 115691940

約数和(自身を除く): 77551920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211889, 423778, 635667, 847556, 1059445, 1271334, 1907001, 2118890, 2542668, 3178335, 3814002, 4237780, 6356670, 7628004, 9535005, 12713340, 19070010, 38140020]

約数ペア:

[(1, 38140020), (2, 19070010), (3, 12713340), (4, 9535005), (5, 7628004), (6, 6356670), (9, 4237780), (10, 3814002), (12, 3178335), (15, 2542668), (18, 2118890), (20, 1907001), (30, 1271334), (36, 1059445), (45, 847556), (60, 635667), (90, 423778), (180, 211889)]