54620020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30011}}^1$

素因数の和:30040

約数の個数: 48

約数和(自身を含む): 141176448

約数和(自身を除く): 86556428

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 30011, 60022, 120044, 150055, 210077, 300110, 390143, 420154, 600220, 780286, 840308, 1050385, 1560572, 1950715, 2100770, 2731001, 3901430, 4201540, 5462002, 7802860, 10924004, 13655005, 27310010, 54620020]

約数ペア:

[(1, 54620020), (2, 27310010), (4, 13655005), (5, 10924004), (7, 7802860), (10, 5462002), (13, 4201540), (14, 3901430), (20, 2731001), (26, 2100770), (28, 1950715), (35, 1560572), (52, 1050385), (65, 840308), (70, 780286), (91, 600220), (130, 420154), (140, 390143), (182, 300110), (260, 210077), (364, 150055), (455, 120044), (910, 60022), (1820, 30011)]