1399960520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{8237}}^1$

素因数の和:8862

約数の個数: 64

約数和(自身を含む): 3606266880

約数和(自身を除く): 2206306360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 607, 1214, 2428, 3035, 4249, 4856, 6070, 8237, 8498, 12140, 16474, 16996, 21245, 24280, 32948, 33992, 41185, 42490, 57659, 65896, 82370, 84980, 115318, 164740, 169960, 230636, 288295, 329480, 461272, 576590, 1153180, 2306360, 4999859, 9999718, 19999436, 24999295, 34999013, 39998872, 49998590, 69998026, 99997180, 139996052, 174995065, 199994360, 279992104, 349990130, 699980260, 1399960520]

約数ペア:

[(1, 1399960520), (2, 699980260), (4, 349990130), (5, 279992104), (7, 199994360), (8, 174995065), (10, 139996052), (14, 99997180), (20, 69998026), (28, 49998590), (35, 39998872), (40, 34999013), (56, 24999295), (70, 19999436), (140, 9999718), (280, 4999859), (607, 2306360), (1214, 1153180), (2428, 576590), (3035, 461272), (4249, 329480), (4856, 288295), (6070, 230636), (8237, 169960), (8498, 164740), (12140, 115318), (16474, 84980), (16996, 82370), (21245, 65896), (24280, 57659), (32948, 42490), (33992, 41185)]