15791680

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:887

約数の個数: 56

約数和(自身を含む): 38267640

約数和(自身を除く): 22475960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 809, 976, 1220, 1618, 1952, 2440, 3236, 3904, 4045, 4880, 6472, 8090, 9760, 12944, 16180, 19520, 25888, 32360, 49349, 51776, 64720, 98698, 129440, 197396, 246745, 258880, 394792, 493490, 789584, 986980, 1579168, 1973960, 3158336, 3947920, 7895840, 15791680]

約数ペア:

[(1, 15791680), (2, 7895840), (4, 3947920), (5, 3158336), (8, 1973960), (10, 1579168), (16, 986980), (20, 789584), (32, 493490), (40, 394792), (61, 258880), (64, 246745), (80, 197396), (122, 129440), (160, 98698), (244, 64720), (305, 51776), (320, 49349), (488, 32360), (610, 25888), (809, 19520), (976, 16180), (1220, 12944), (1618, 9760), (1952, 8090), (2440, 6472), (3236, 4880), (3904, 4045)]