19523760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81349}}^1$

素因数の和:81365

約数の個数: 40

約数和(自身を含む): 60524400

約数和(自身を除く): 41000640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81349, 162698, 244047, 325396, 406745, 488094, 650792, 813490, 976188, 1220235, 1301584, 1626980, 1952376, 2440470, 3253960, 3904752, 4880940, 6507920, 9761880, 19523760]

約数ペア:

[(1, 19523760), (2, 9761880), (3, 6507920), (4, 4880940), (5, 3904752), (6, 3253960), (8, 2440470), (10, 1952376), (12, 1626980), (15, 1301584), (16, 1220235), (20, 976188), (24, 813490), (30, 650792), (40, 488094), (48, 406745), (60, 325396), (80, 244047), (120, 162698), (240, 81349)]