214615840

素因数分解:

$2^5\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1291}}^1$

素因数の和:2345

約数の個数: 48

約数和(自身を含む): 507911040

約数和(自身を除く): 293295200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1039, 1291, 2078, 2582, 4156, 5164, 5195, 6455, 8312, 10328, 10390, 12910, 16624, 20656, 20780, 25820, 33248, 41312, 41560, 51640, 83120, 103280, 166240, 206560, 1341349, 2682698, 5365396, 6706745, 10730792, 13413490, 21461584, 26826980, 42923168, 53653960, 107307920, 214615840]

約数ペア:

[(1, 214615840), (2, 107307920), (4, 53653960), (5, 42923168), (8, 26826980), (10, 21461584), (16, 13413490), (20, 10730792), (32, 6706745), (40, 5365396), (80, 2682698), (160, 1341349), (1039, 206560), (1291, 166240), (2078, 103280), (2582, 83120), (4156, 51640), (5164, 41560), (5195, 41312), (6455, 33248), (8312, 25820), (10328, 20780), (10390, 20656), (12910, 16624)]