2021830265

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2099}}^1$

素因数の和:2226

約数の個数: 64

約数和(自身を含む): 3132864000

約数和(自身を除く): 1111033735

約数列:

[1, 5, 7, 13, 29, 35, 65, 73, 91, 145, 203, 365, 377, 455, 511, 949, 1015, 1885, 2099, 2117, 2555, 2639, 4745, 6643, 10495, 10585, 13195, 14693, 14819, 27287, 27521, 33215, 60871, 73465, 74095, 136435, 137605, 153227, 191009, 192647, 304355, 426097, 766135, 791323, 955045, 963235, 1072589, 1991951, 2130485, 3956615, 4443583, 5362945, 5539261, 9959755, 13943657, 22217915, 27696305, 31105081, 57766579, 69718285, 155525405, 288832895, 404366053, 2021830265]

約数ペア:

[(1, 2021830265), (5, 404366053), (7, 288832895), (13, 155525405), (29, 69718285), (35, 57766579), (65, 31105081), (73, 27696305), (91, 22217915), (145, 13943657), (203, 9959755), (365, 5539261), (377, 5362945), (455, 4443583), (511, 3956615), (949, 2130485), (1015, 1991951), (1885, 1072589), (2099, 963235), (2117, 955045), (2555, 791323), (2639, 766135), (4745, 426097), (6643, 304355), (10495, 192647), (10585, 191009), (13195, 153227), (14693, 137605), (14819, 136435), (27287, 74095), (27521, 73465), (33215, 60871)]