8790320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1427}}^1$

素因数の和:1458

約数の個数: 80

約数和(自身を含む): 25498368

約数和(自身を除く): 16708048

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1427, 1540, 2854, 3080, 5708, 6160, 7135, 9989, 11416, 14270, 15697, 19978, 22832, 28540, 31394, 39956, 49945, 57080, 62788, 78485, 79912, 99890, 109879, 114160, 125576, 156970, 159824, 199780, 219758, 251152, 313940, 399560, 439516, 549395, 627880, 799120, 879032, 1098790, 1255760, 1758064, 2197580, 4395160, 8790320]

約数ペア:

[(1, 8790320), (2, 4395160), (4, 2197580), (5, 1758064), (7, 1255760), (8, 1098790), (10, 879032), (11, 799120), (14, 627880), (16, 549395), (20, 439516), (22, 399560), (28, 313940), (35, 251152), (40, 219758), (44, 199780), (55, 159824), (56, 156970), (70, 125576), (77, 114160), (80, 109879), (88, 99890), (110, 79912), (112, 78485), (140, 62788), (154, 57080), (176, 49945), (220, 39956), (280, 31394), (308, 28540), (385, 22832), (440, 19978), (560, 15697), (616, 14270), (770, 11416), (880, 9989), (1232, 7135), (1427, 6160), (1540, 5708), (2854, 3080)]