4418960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 12665856

約数和(自身を除く): 8246896

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 607, 728, 910, 1040, 1214, 1456, 1820, 2428, 3035, 3640, 4249, 4856, 6070, 7280, 7891, 8498, 9712, 12140, 15782, 16996, 21245, 24280, 31564, 33992, 39455, 42490, 48560, 55237, 63128, 67984, 78910, 84980, 110474, 126256, 157820, 169960, 220948, 276185, 315640, 339920, 441896, 552370, 631280, 883792, 1104740, 2209480, 4418960]

約数ペア:

[(1, 4418960), (2, 2209480), (4, 1104740), (5, 883792), (7, 631280), (8, 552370), (10, 441896), (13, 339920), (14, 315640), (16, 276185), (20, 220948), (26, 169960), (28, 157820), (35, 126256), (40, 110474), (52, 84980), (56, 78910), (65, 67984), (70, 63128), (80, 55237), (91, 48560), (104, 42490), (112, 39455), (130, 33992), (140, 31564), (182, 24280), (208, 21245), (260, 16996), (280, 15782), (364, 12140), (455, 9712), (520, 8498), (560, 7891), (607, 7280), (728, 6070), (910, 4856), (1040, 4249), (1214, 3640), (1456, 3035), (1820, 2428)]