56227640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8731}}^1$

素因数の和:8772

約数の個数: 64

約数和(自身を含む): 150888960

約数和(自身を除く): 94661320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 8731, 17462, 34924, 43655, 61117, 69848, 87310, 122234, 174620, 200813, 244468, 305585, 349240, 401626, 488936, 611170, 803252, 1004065, 1222340, 1405691, 1606504, 2008130, 2444680, 2811382, 4016260, 5622764, 7028455, 8032520, 11245528, 14056910, 28113820, 56227640]

約数ペア:

[(1, 56227640), (2, 28113820), (4, 14056910), (5, 11245528), (7, 8032520), (8, 7028455), (10, 5622764), (14, 4016260), (20, 2811382), (23, 2444680), (28, 2008130), (35, 1606504), (40, 1405691), (46, 1222340), (56, 1004065), (70, 803252), (92, 611170), (115, 488936), (140, 401626), (161, 349240), (184, 305585), (230, 244468), (280, 200813), (322, 174620), (460, 122234), (644, 87310), (805, 69848), (920, 61117), (1288, 43655), (1610, 34924), (3220, 17462), (6440, 8731)]