56442160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 140348160

約数和(自身を除く): 83906000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 523, 568, 710, 760, 1046, 1136, 1349, 1420, 1520, 2092, 2615, 2698, 2840, 4184, 5230, 5396, 5680, 6745, 8368, 9937, 10460, 10792, 13490, 19874, 20920, 21584, 26980, 37133, 39748, 41840, 49685, 53960, 74266, 79496, 99370, 107920, 148532, 158992, 185665, 198740, 297064, 371330, 397480, 594128, 705527, 742660, 794960, 1411054, 1485320, 2822108, 2970640, 3527635, 5644216, 7055270, 11288432, 14110540, 28221080, 56442160]

約数ペア:

[(1, 56442160), (2, 28221080), (4, 14110540), (5, 11288432), (8, 7055270), (10, 5644216), (16, 3527635), (19, 2970640), (20, 2822108), (38, 1485320), (40, 1411054), (71, 794960), (76, 742660), (80, 705527), (95, 594128), (142, 397480), (152, 371330), (190, 297064), (284, 198740), (304, 185665), (355, 158992), (380, 148532), (523, 107920), (568, 99370), (710, 79496), (760, 74266), (1046, 53960), (1136, 49685), (1349, 41840), (1420, 39748), (1520, 37133), (2092, 26980), (2615, 21584), (2698, 20920), (2840, 19874), (4184, 13490), (5230, 10792), (5396, 10460), (5680, 9937), (6745, 8368)]