20569081270

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1\times {\mathrm{769}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 38068652160

約数和(自身を除く): 17499570890

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 355, 373, 505, 710, 746, 769, 1010, 1538, 1865, 3730, 3845, 7171, 7690, 14342, 26483, 35855, 37673, 52966, 54599, 71710, 75346, 77669, 109198, 132415, 155338, 188365, 264830, 272995, 286837, 376730, 388345, 545990, 573674, 776690, 1434185, 2674783, 2868370, 5349566, 5514499, 11028998, 13373915, 20365427, 26747830, 27572495, 28970537, 40730854, 55144990, 57941074, 101827135, 144852685, 203654270, 289705370, 2056908127, 4113816254, 10284540635, 20569081270]

約数ペア:

[(1, 20569081270), (2, 10284540635), (5, 4113816254), (10, 2056908127), (71, 289705370), (101, 203654270), (142, 144852685), (202, 101827135), (355, 57941074), (373, 55144990), (505, 40730854), (710, 28970537), (746, 27572495), (769, 26747830), (1010, 20365427), (1538, 13373915), (1865, 11028998), (3730, 5514499), (3845, 5349566), (7171, 2868370), (7690, 2674783), (14342, 1434185), (26483, 776690), (35855, 573674), (37673, 545990), (52966, 388345), (54599, 376730), (71710, 286837), (75346, 272995), (77669, 264830), (109198, 188365), (132415, 155338)]