1036921520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{1307}}^1$

素因数の和:1578

約数の個数: 80

約数和(自身を含む): 2475698688

約数和(自身を除く): 1438777168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 211, 235, 376, 422, 470, 752, 844, 940, 1055, 1307, 1688, 1880, 2110, 2614, 3376, 3760, 4220, 5228, 6535, 8440, 9917, 10456, 13070, 16880, 19834, 20912, 26140, 39668, 49585, 52280, 61429, 79336, 99170, 104560, 122858, 158672, 198340, 245716, 275777, 307145, 396680, 491432, 551554, 614290, 793360, 982864, 1103108, 1228580, 1378885, 2206216, 2457160, 2757770, 4412432, 4914320, 5515540, 11031080, 12961519, 22062160, 25923038, 51846076, 64807595, 103692152, 129615190, 207384304, 259230380, 518460760, 1036921520]

約数ペア:

[(1, 1036921520), (2, 518460760), (4, 259230380), (5, 207384304), (8, 129615190), (10, 103692152), (16, 64807595), (20, 51846076), (40, 25923038), (47, 22062160), (80, 12961519), (94, 11031080), (188, 5515540), (211, 4914320), (235, 4412432), (376, 2757770), (422, 2457160), (470, 2206216), (752, 1378885), (844, 1228580), (940, 1103108), (1055, 982864), (1307, 793360), (1688, 614290), (1880, 551554), (2110, 491432), (2614, 396680), (3376, 307145), (3760, 275777), (4220, 245716), (5228, 198340), (6535, 158672), (8440, 122858), (9917, 104560), (10456, 99170), (13070, 79336), (16880, 61429), (19834, 52280), (20912, 49585), (26140, 39668)]