40146440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 95353200

約数和(自身を除く): 55206760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 653, 1060, 1160, 1306, 1537, 2120, 2612, 3074, 3265, 5224, 6148, 6530, 7685, 12296, 13060, 15370, 18937, 26120, 30740, 34609, 37874, 61480, 69218, 75748, 94685, 138436, 151496, 173045, 189370, 276872, 346090, 378740, 692180, 757480, 1003661, 1384360, 2007322, 4014644, 5018305, 8029288, 10036610, 20073220, 40146440]

約数ペア:

[(1, 40146440), (2, 20073220), (4, 10036610), (5, 8029288), (8, 5018305), (10, 4014644), (20, 2007322), (29, 1384360), (40, 1003661), (53, 757480), (58, 692180), (106, 378740), (116, 346090), (145, 276872), (212, 189370), (232, 173045), (265, 151496), (290, 138436), (424, 94685), (530, 75748), (580, 69218), (653, 61480), (1060, 37874), (1160, 34609), (1306, 30740), (1537, 26120), (2120, 18937), (2612, 15370), (3074, 13060), (3265, 12296), (5224, 7685), (6148, 6530)]