20061806940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2539}}^1\times {\mathrm{6271}}^1$

素因数の和:8832

約数の個数: 144

約数和(自身を含む): 69586083840

約数和(自身を除く): 49524276900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2539, 5078, 6271, 7617, 10156, 12542, 12695, 15234, 17773, 18813, 22851, 25084, 25390, 30468, 31355, 35546, 37626, 38085, 43897, 45702, 50780, 53319, 56439, 62710, 71092, 75252, 76170, 87794, 88865, 91404, 94065, 106638, 112878, 114255, 125420, 131691, 152340, 159957, 175588, 177730, 188130, 213276, 219485, 225756, 228510, 263382, 266595, 282195, 319914, 355460, 376260, 395073, 438970, 457020, 526764, 533190, 564390, 639828, 658455, 790146, 799785, 877940, 1066380, 1128780, 1316910, 1580292, 1599570, 1975365, 2633820, 3199140, 3950730, 7901460, 15922069, 31844138, 47766207, 63688276, 79610345, 95532414, 111454483, 143298621, 159220690, 191064828, 222908966, 238831035, 286597242, 318441380, 334363449, 445817932, 477662070, 557272415, 573194484, 668726898, 716493105, 955324140, 1003090347, 1114544830, 1337453796, 1432986210, 1671817245, 2006180694, 2229089660, 2865972420, 3343634490, 4012361388, 5015451735, 6687268980, 10030903470, 20061806940]

約数ペア:

[(1, 20061806940), (2, 10030903470), (3, 6687268980), (4, 5015451735), (5, 4012361388), (6, 3343634490), (7, 2865972420), (9, 2229089660), (10, 2006180694), (12, 1671817245), (14, 1432986210), (15, 1337453796), (18, 1114544830), (20, 1003090347), (21, 955324140), (28, 716493105), (30, 668726898), (35, 573194484), (36, 557272415), (42, 477662070), (45, 445817932), (60, 334363449), (63, 318441380), (70, 286597242), (84, 238831035), (90, 222908966), (105, 191064828), (126, 159220690), (140, 143298621), (180, 111454483), (210, 95532414), (252, 79610345), (315, 63688276), (420, 47766207), (630, 31844138), (1260, 15922069), (2539, 7901460), (5078, 3950730), (6271, 3199140), (7617, 2633820), (10156, 1975365), (12542, 1599570), (12695, 1580292), (15234, 1316910), (17773, 1128780), (18813, 1066380), (22851, 877940), (25084, 799785), (25390, 790146), (30468, 658455), (31355, 639828), (35546, 564390), (37626, 533190), (38085, 526764), (43897, 457020), (45702, 438970), (50780, 395073), (53319, 376260), (56439, 355460), (62710, 319914), (71092, 282195), (75252, 266595), (76170, 263382), (87794, 228510), (88865, 225756), (91404, 219485), (94065, 213276), (106638, 188130), (112878, 177730), (114255, 175588), (125420, 159957), (131691, 152340)]