845131840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{377291}}^1$

素因数の和:377315

約数の個数: 56

約数和(自身を含む): 2299972032

約数和(自身を除く): 1454840192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 377291, 754582, 1509164, 1886455, 2641037, 3018328, 3772910, 5282074, 6036656, 7545820, 10564148, 12073312, 13205185, 15091640, 21128296, 24146624, 26410370, 30183280, 42256592, 52820740, 60366560, 84513184, 105641480, 120733120, 169026368, 211282960, 422565920, 845131840]

約数ペア:

[(1, 845131840), (2, 422565920), (4, 211282960), (5, 169026368), (7, 120733120), (8, 105641480), (10, 84513184), (14, 60366560), (16, 52820740), (20, 42256592), (28, 30183280), (32, 26410370), (35, 24146624), (40, 21128296), (56, 15091640), (64, 13205185), (70, 12073312), (80, 10564148), (112, 7545820), (140, 6036656), (160, 5282074), (224, 3772910), (280, 3018328), (320, 2641037), (448, 1886455), (560, 1509164), (1120, 754582), (2240, 377291)]