39941440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1621}}^1$

素因数の和:1656

約数の個数: 112

約数和(自身を含む): 118652544

約数和(自身を除く): 78711104

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1621, 1760, 2240, 2464, 3080, 3242, 3520, 4928, 6160, 6484, 8105, 11347, 12320, 12968, 16210, 17831, 22694, 24640, 25936, 32420, 35662, 45388, 51872, 56735, 64840, 71324, 89155, 90776, 103744, 113470, 124817, 129680, 142648, 178310, 181552, 226940, 249634, 259360, 285296, 356620, 363104, 453880, 499268, 518720, 570592, 624085, 713240, 726208, 907760, 998536, 1141184, 1248170, 1426480, 1815520, 1997072, 2496340, 2852960, 3631040, 3994144, 4992680, 5705920, 7988288, 9985360, 19970720, 39941440]

約数ペア:

[(1, 39941440), (2, 19970720), (4, 9985360), (5, 7988288), (7, 5705920), (8, 4992680), (10, 3994144), (11, 3631040), (14, 2852960), (16, 2496340), (20, 1997072), (22, 1815520), (28, 1426480), (32, 1248170), (35, 1141184), (40, 998536), (44, 907760), (55, 726208), (56, 713240), (64, 624085), (70, 570592), (77, 518720), (80, 499268), (88, 453880), (110, 363104), (112, 356620), (140, 285296), (154, 259360), (160, 249634), (176, 226940), (220, 181552), (224, 178310), (280, 142648), (308, 129680), (320, 124817), (352, 113470), (385, 103744), (440, 90776), (448, 89155), (560, 71324), (616, 64840), (704, 56735), (770, 51872), (880, 45388), (1120, 35662), (1232, 32420), (1540, 25936), (1621, 24640), (1760, 22694), (2240, 17831), (2464, 16210), (3080, 12968), (3242, 12320), (3520, 11347), (4928, 8105), (6160, 6484)]