20222701840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3307}}^1\times {\mathrm{6949}}^1$

素因数の和:10280

約数の個数: 80

約数和(自身を含む): 51315019200

約数和(自身を除く): 31092317360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3307, 6614, 6949, 13228, 13898, 16535, 26456, 27796, 33070, 34745, 36377, 52912, 55592, 66140, 69490, 72754, 76439, 111184, 132280, 138980, 145508, 152878, 181885, 264560, 277960, 291016, 305756, 363770, 382195, 555920, 582032, 611512, 727540, 764390, 1223024, 1455080, 1528780, 2910160, 3057560, 6115120, 22980343, 45960686, 91921372, 114901715, 183842744, 229803430, 252783773, 367685488, 459606860, 505567546, 919213720, 1011135092, 1263918865, 1838427440, 2022270184, 2527837730, 4044540368, 5055675460, 10111350920, 20222701840]

約数ペア:

[(1, 20222701840), (2, 10111350920), (4, 5055675460), (5, 4044540368), (8, 2527837730), (10, 2022270184), (11, 1838427440), (16, 1263918865), (20, 1011135092), (22, 919213720), (40, 505567546), (44, 459606860), (55, 367685488), (80, 252783773), (88, 229803430), (110, 183842744), (176, 114901715), (220, 91921372), (440, 45960686), (880, 22980343), (3307, 6115120), (6614, 3057560), (6949, 2910160), (13228, 1528780), (13898, 1455080), (16535, 1223024), (26456, 764390), (27796, 727540), (33070, 611512), (34745, 582032), (36377, 555920), (52912, 382195), (55592, 363770), (66140, 305756), (69490, 291016), (72754, 277960), (76439, 264560), (111184, 181885), (132280, 152878), (138980, 145508)]