2040249729920

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{359}}^1\times {\mathrm{51329}}^1$

素因数の和:51880

約数の個数: 128

約数和(自身を含む): 4919426136000

約数和(自身を除く): 2879176406080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 359, 640, 692, 718, 865, 1384, 1436, 1730, 1795, 2768, 2872, 3460, 3590, 5536, 5744, 6920, 7180, 11072, 11488, 13840, 14360, 22144, 22976, 27680, 28720, 45952, 51329, 55360, 57440, 62107, 102658, 110720, 114880, 124214, 205316, 229760, 248428, 256645, 310535, 410632, 496856, 513290, 621070, 821264, 993712, 1026580, 1242140, 1642528, 1987424, 2053160, 2484280, 3285056, 3974848, 4106320, 4968560, 6570112, 7949696, 8212640, 8879917, 9937120, 16425280, 17759834, 18427111, 19874240, 32850560, 35519668, 36854222, 39748480, 44399585, 71039336, 73708444, 88799170, 92135555, 142078672, 147416888, 177598340, 184271110, 284157344, 294833776, 355196680, 368542220, 568314688, 589667552, 710393360, 737084440, 1136629376, 1179335104, 1420786720, 1474168880, 2358670208, 2841573440, 2948337760, 3187890203, 5683146880, 5896675520, 6375780406, 11793351040, 12751560812, 15939451015, 25503121624, 31878902030, 51006243248, 63757804060, 102012486496, 127515608120, 204024972992, 255031216240, 408049945984, 510062432480, 1020124864960, 2040249729920]

約数ペア:

[(1, 2040249729920), (2, 1020124864960), (4, 510062432480), (5, 408049945984), (8, 255031216240), (10, 204024972992), (16, 127515608120), (20, 102012486496), (32, 63757804060), (40, 51006243248), (64, 31878902030), (80, 25503121624), (128, 15939451015), (160, 12751560812), (173, 11793351040), (320, 6375780406), (346, 5896675520), (359, 5683146880), (640, 3187890203), (692, 2948337760), (718, 2841573440), (865, 2358670208), (1384, 1474168880), (1436, 1420786720), (1730, 1179335104), (1795, 1136629376), (2768, 737084440), (2872, 710393360), (3460, 589667552), (3590, 568314688), (5536, 368542220), (5744, 355196680), (6920, 294833776), (7180, 284157344), (11072, 184271110), (11488, 177598340), (13840, 147416888), (14360, 142078672), (22144, 92135555), (22976, 88799170), (27680, 73708444), (28720, 71039336), (45952, 44399585), (51329, 39748480), (55360, 36854222), (57440, 35519668), (62107, 32850560), (102658, 19874240), (110720, 18427111), (114880, 17759834), (124214, 16425280), (205316, 9937120), (229760, 8879917), (248428, 8212640), (256645, 7949696), (310535, 6570112), (410632, 4968560), (496856, 4106320), (513290, 3974848), (621070, 3285056), (821264, 2484280), (993712, 2053160), (1026580, 1987424), (1242140, 1642528)]