55579020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{132331}}^1$

素因数の和:132350

約数の個数: 48

約数和(自身を含む): 177854208

約数和(自身を除く): 122275188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 132331, 264662, 396993, 529324, 661655, 793986, 926317, 1323310, 1587972, 1852634, 1984965, 2646620, 2778951, 3705268, 3969930, 4631585, 5557902, 7939860, 9263170, 11115804, 13894755, 18526340, 27789510, 55579020]

約数ペア:

[(1, 55579020), (2, 27789510), (3, 18526340), (4, 13894755), (5, 11115804), (6, 9263170), (7, 7939860), (10, 5557902), (12, 4631585), (14, 3969930), (15, 3705268), (20, 2778951), (21, 2646620), (28, 1984965), (30, 1852634), (35, 1587972), (42, 1323310), (60, 926317), (70, 793986), (84, 661655), (105, 529324), (140, 396993), (210, 264662), (420, 132331)]