40226560

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2857}}^1$

素因数の和:2889

約数の個数: 72

約数和(自身を含む): 105151536

約数和(自身を除く): 64924976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 2857, 3520, 5714, 7040, 11428, 14080, 14285, 22856, 28570, 31427, 45712, 57140, 62854, 91424, 114280, 125708, 157135, 182848, 228560, 251416, 314270, 365696, 457120, 502832, 628540, 731392, 914240, 1005664, 1257080, 1828480, 2011328, 2514160, 3656960, 4022656, 5028320, 8045312, 10056640, 20113280, 40226560]

約数ペア:

[(1, 40226560), (2, 20113280), (4, 10056640), (5, 8045312), (8, 5028320), (10, 4022656), (11, 3656960), (16, 2514160), (20, 2011328), (22, 1828480), (32, 1257080), (40, 1005664), (44, 914240), (55, 731392), (64, 628540), (80, 502832), (88, 457120), (110, 365696), (128, 314270), (160, 251416), (176, 228560), (220, 182848), (256, 157135), (320, 125708), (352, 114280), (440, 91424), (640, 62854), (704, 57140), (880, 45712), (1280, 31427), (1408, 28570), (1760, 22856), (2816, 14285), (2857, 14080), (3520, 11428), (5714, 7040)]