680913904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{4483}}^1$

素因数の和:5365

約数の個数: 40

約数和(自身を含む): 1441193472

約数和(自身を除く): 760279568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 863, 1726, 3452, 4483, 6904, 8966, 9493, 13808, 17932, 18986, 35864, 37972, 49313, 71728, 75944, 98626, 151888, 197252, 394504, 789008, 3868829, 7737658, 15475316, 30950632, 42557119, 61901264, 85114238, 170228476, 340456952, 680913904]

約数ペア:

[(1, 680913904), (2, 340456952), (4, 170228476), (8, 85114238), (11, 61901264), (16, 42557119), (22, 30950632), (44, 15475316), (88, 7737658), (176, 3868829), (863, 789008), (1726, 394504), (3452, 197252), (4483, 151888), (6904, 98626), (8966, 75944), (9493, 71728), (13808, 49313), (17932, 37972), (18986, 35864)]